From 718a330016d090208833f06eee5fd09be5eb51db Mon Sep 17 00:00:00 2001 From: Lucas Garron Date: Tue, 31 Dec 2019 13:50:46 -0800 Subject: [PATCH] Merge `draft` into `official`. (#945) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit * Improve wording for E2c1++ and E2c1++++. Closes #727. * Fix typo in 9g. Thanks to Brandon Harnish for finding! * Fix typo: aleready → already Thanks to Wilson Alvis for spotting this! * Update `wca-states.md`. (#747) - Update names: - Macedonia → North Macedonia - Swaziland → Eswatini - Fix sorting order. * Update a few Regs to correctly refer to "solve" instead of "attempt". Thanks to Manu Vereecken for spotting these. * Solve instead of attempt * Fix weird sentence * Improve the wording of 4b3. Suggested by Gregor Grigorjan. 4b3b to 4b3d are still a tad ambiguous, but I think it's better to keep them concise instead of 100% clear. * Add credit section on `wca-states.md`. * List Armenia under Europe instead of Asia. (#773) Fixes #772. * Remove ambiguousness from A3b1 * List project boards * Review * Remove references to 1c3a * Clarify C1b Clarifying the use of surface during one handed solve. Issue[#718]() * Clarify camera display Addressing issue #721 * Update wca-guidelines.md * Update wca-regulations.md Co-Authored-By: Lucas Garron * Update wca-regulations.md * Update wca-regulations.md * Update wca-guidelines.md * 6a+ fix There is no sense of calling it a ADDITION as it doesn't refer to a regulation. * Update wca-regulations.md * Update README.md * Update wca-regulations.md * Update wca-guidelines.md * Update wca-regulations.md * Update wca-guidelines.md Co-Authored-By: Lucas Garron * Update wca-regulations.md Co-Authored-By: Lucas Garron * Update wca-regulations.md Co-Authored-By: Iván Brigidano Pérez <47502355+Ivan-Brigidano@users.noreply.github.com> * Typo fixing * Update README.md * Update README.md * Update title and introductory sentence in the `README.md` The old intro sentence was more of a subtitle/noun fragment. This changes it into a full sentence. * Update README.md * Minutes Log inclusion on the README * Update README.md * Update README.md * States.md punctuation fix #774 * Update Minute log link and show it as code * Minutes log link fix * Update README.md * E2c2++ WCA Delegate fixing Thanks @hanwu85 for finding this! * Rename "opaque object" for BLD to "sight blocker" (#864) * Allow FMC solutions to be published (#852) * Allow FMC solutions to be published Addressing issue #125 * Update wca-regulations.md * Extra attempt reason recording (#849) * Extra attempt reason recording * Update wca-guidelines.md * Update wca-guidelines.md Co-Authored-By: Iván Brigidano Pérez <47502355+Ivan-Brigidano@users.noreply.github.com> * E4: Update "WCA" in "WCA Delegate" to match document style. * Require scramblers signatures (#854) * Require scramblers signatures * Update wca-regulations.md * Update wca-regulations.md * Update wca-regulations.md * Update wca-regulations.md Co-Authored-By: Lucas Garron * Clarify how to handle missing scramble signatures. (#883) * Clarify how to handle missing scramble signatures. * Update wca-guidelines.md Co-Authored-By: Iván Brigidano Pérez <47502355+Ivan-Brigidano@users.noreply.github.com> * Turn A1c into 2j3 (#868) * Turn A1c into 2j3 Addressing Issue #867. This way the regulation affects all events and not only speed solving events. * Update wca-regulations.md * Update wca-guidelines.md * Restore A1c * Update A6c from judge discretion to Delegate (#885) * Allow clock pins to be distinguishable (#838) * Allow clock pins to be distinguishable Addressing issue #759 * Update wca-guidelines.md * Update wca-guidelines.md * Update wca-guidelines.md Co-Authored-By: Iván Brigidano Pérez <47502355+Ivan-Brigidano@users.noreply.github.com> * Update A6e to Delegate discretion (#886) * Update A6e to Delegate discretion Addressing [this incident](https://www.worldcubeassociation.org/incidents/23) * Update wca-regulations.md * Update gramma in 2k3 and 2k4 so that it's easier to read. (#734) * Allow to re-scramble duplicate cubes at MBLD (#887) * Allow to re-scramble duplicate cubes at MBLD * Update wca-guidelines.md Co-Authored-By: Lucas Garron * O-rings recommendations movement from Guidelines to Regulations (#855) * Update wca-guidelines.md * Update wca-regulations.md * Update wca-regulations.md * Update wca-regulations.md * Update wca-regulations.md Co-Authored-By: Lucas Garron * Clarification for non-electric aids during FMC. (#839) * Allow clock pins to be distinguishable Addressing issue #759 * Clarification for non-electric aids during FMC. Addressing issue #815 * Update wca-regulations.md * Update wca-guidelines.md * 3h2a exception clarification (#832) * 3h2a exception clarification See Issue #826 * Update wca-regulations.md * Update wca-regulations.md Co-Authored-By: Lucas Garron * Specify that clock stands are allowed. (#890) * Specify that clock stands are allowed. * Update wca-regulations.md * Update wca-regulations.md * Minor changes to the README (#893) * Remove a remaining "Rubik's" from the Style Guide (#892) * README/style guide changes from the latter half of 2019. * Change "combined rounds" to "cutoff rounds". Closes #543. (#889) * Correct H1+ wording (#891) * Correct H1+ wording Thanks @Goosly for spotting it! * Update wca-guidelines.md * Update wca-guidelines.md Co-Authored-By: Lucas Garron * Remove bracket rotations in favor of . Addresses #757. (#888) * Only allow rotations. Addresses #757. Based on feedback, removing more than this may be beneficial, but some competitors strongly prefer to keep them. However, reducing to a single rotation sytem is generally supported, and the community prefers over bracket rotations. * Update wca-regulations.md Co-Authored-By: Iván Brigidano Pérez <47502355+Ivan-Brigidano@users.noreply.github.com> * Update wca-regulations.md Co-Authored-By: Iván Brigidano Pérez <47502355+Ivan-Brigidano@users.noreply.github.com> * Update wca-regulations.md Co-Authored-By: Iván Brigidano Pérez <47502355+Ivan-Brigidano@users.noreply.github.com> * Update wca-regulations.md * Update wca-guidelines.md * Update wca-guidelines.md Co-Authored-By: Han Wu <3752812+hanwu85@users.noreply.github.com> * Revert A6c/A6e to judge's discretion. (#897) * Revert "Update A6c from judge discretion to Delegate (#885)" This reverts commit da526285560bc08930576078a5dc59ae01d9c704. * Revert "Update A6e to Delegate discretion (#886)" This reverts commit 4c5d528e7e11a57a29a050f278a6c046653fee63. * Improve H1+ wording (#908) * Improve 2i2a+ wording (#909) * Remove official status for 3x3x3 with Feet. (#912) * Move 2j3 changes to 2k6 (#928) * Update wca-regulations.md * Update wca-guidelines.md * Update wca-regulations.md * Update wca-regulations.md * Clarify how to handle missing scramble signatures. (#936) * Clarify how to handle missing scramble signatures. * Move phrase into paren to make it clear that it refers specifically to the reason. * Update wca-guidelines.md * Update wca-guidelines.md * Update date for the 2020-01-01 release. (#939) Co-authored-by: Manu Vereecken Co-authored-by: Alberto Pérez de Rada Fiol Co-authored-by: Kotaro Terada Co-authored-by: Han Wu <3752812+hanwu85@users.noreply.github.com> Co-authored-by: Iván Brigidano Pérez <47502355+Ivan-Brigidano@users.noreply.github.com> --- README.md | 22 ++++++++++--- style-guide.md | 2 +- wca-guidelines.md | 47 +++++++++++++------------- wca-regulations.md | 82 ++++++++++++++++++++++------------------------ wca-states.md | 7 +++- 5 files changed, 85 insertions(+), 75 deletions(-) diff --git a/README.md b/README.md index 4ea3bb57..8d78d418 100644 --- a/README.md +++ b/README.md @@ -1,11 +1,23 @@ -# WCA Documents +# WCA Regulations -Regulations and Guidelines for official Rubik's Cube competitions sanctioned by the [World Cube Association](http://www.worldcubeassociation.org/). +This repository contains the WCA Regulations and Guidelines, which apply to all official competitions sanctioned by the [World Cube Association](http://www.worldcubeassociation.org/). +Regulations and Guidelines for official Rubik's Cube and other twisty puzzles competitions sanctioned by the [World Cube Association](http://www.worldcubeassociation.org/). -Official competitions must always use the current version of the Regulations at (which matches the branch named [`official`](https://github.com/thewca/wca-regulations/tree/official) on GitHub). +Official competitions must always use the current version of the Regulations at , which matches the branch named [`official`](https://github.com/thewca/wca-regulations/tree/official) on GitHub. -The current draft for upcoming Regulations is maintained on the branch named [`draft`](https://github.com/thewca/wca-regulations/tree/draft). +The current draft for upcoming Regulations is maintained on the branch named [`draft`](https://github.com/thewca/wca-regulations/tree/draft). The amendment procedure of the WCA Regulations and Guidelines is made following [Motion 14.2019.1](https://www.worldcubeassociation.org/documents/motions/14.2019.1%20-%20Amendments%20of%20Regulations.pdf). ## Translations -See [`thewca/wca-regulations-translations`](https://github.com/thewca/wca-regulations-translations). +See [`thewca/wca-regulations-translations`](https://github.com/thewca/wca-regulations-translations) for further information. + +## WRC Priorities + +GitHub Project Boards that keep track of our current work: + +- [WRC Priorities](https://github.com/orgs/thewca/projects/3). + - [Regulations 2020 – Priorities](https://github.com/orgs/thewca/projects/4). + +## WRC Minutes Log + +GitHub Wiki page that keeps track of the Committee meeting minutes. See [`thewca/wca-regulations/wiki`](https://github.com/thewca/wca-regulations/wiki). diff --git a/style-guide.md b/style-guide.md index 89b65808..c3a19bba 100644 --- a/style-guide.md +++ b/style-guide.md @@ -57,7 +57,7 @@ This document is meant to clarify some of the implicit conventions adopted in WC - References to the "(WCA) Regulations" and "(WCA) Guidelines" are capitalized. For example, Regulation 1a) is a regulation in the Regulations. This makes it clear that "Regulations" refers to the body of the WCA Regulations. - Also should be capitalized: Competitors Area. - The WCA Delegate should be mentioned by their full title. -- Puzzles names are capitalized. Event formats like "One-Handed Solving" are also capitalized. A puzzle name + event format should omit the word "Solving" (e.g. Rubik's Cube: One-Handed). See Regulation 9b for official puzzles and event formats. +- Puzzles names are capitalized. Event formats like "One-Handed Solving" are also capitalized. A puzzle name + event format should omit the word "Solving" (e.g. 3x3x3 One-Handed). See Regulation 9b for official puzzles and event formats. ### Recommended Word Choices diff --git a/wca-guidelines.md b/wca-guidelines.md index a37bb0f4..a493c7f3 100644 --- a/wca-guidelines.md +++ b/wca-guidelines.md @@ -1,6 +1,6 @@ # WCA Guidelines -Version: May 1, 2019 +Version: January 1, 2020 ## Notes @@ -51,12 +51,14 @@ To be more informative, each Guideline is classified using one of the following - 2e+) [CLARIFICATION] If a competitor holds multiple citizenships, they may choose which country to represent at their first competition. - 2e++) [ADDITION] The WCA Delegate should also verify the name and date of birth by means of documents (e.g. a passport) of every new competitor at their first competition. - 2e3+) [CLARIFICATION] Stateless competitors have no national records and rankings, nor continental records and rankings. -- 2h+) [CLARIFICATION] Competitors may be barefoot for 3x3x3 With Feet. - 2i+) [ADDITION] Although the competitor may pick up a stopwatch to view the current time (when they are not blindfolded), they must not start, stop, pause, or otherwise interact with the timekeeping of the stopwatch. - 2i++) [ADDITION] The organization team may provide the competitor an unofficial stopwatch for viewing the elapsed time (started together with the main stopwatch), in which case the competitor is not permitted to touch the official stopwatch. +- 2i+++) [REMINDER] Bluetooth puzzles are considered electronic devices. - 2i1b+) [CLARIFICATION] This includes relevant devices which are switched off or disconnected. - 2i1c+) [CLARIFICATION] Electronic hand warmers may be used before or after an attempt only. Non-electronic hand warmers may be used at any time during an attempt. +- 2i2a+) [ADDITION] A monitor of a camera can be visible to the competitor as long as it does not show the live feed of the camera. - 2j2+) [EXAMPLE] For example, if a competitor is disqualified from an event for failing to show up for the final round, their results from earlier rounds remain valid. +- 2k6+) [CLARIFICATION] WCA Delegates should only use their discretion to prevent competitors from being a severe detriment to the competition (e.g. wasting time and/or competition resources). Competitors should not be disqualified for a "poor" result when they are competing to the best of their abilities. - 2s+) [REMINDER] Special accommodations must be noted in the Delegate Report. @@ -71,7 +73,7 @@ To be more informative, each Guideline is classified using one of the following - 3h++) [EXAMPLE] Examples of enhancements include: new moves are possible, normal moves are impossible, more pieces or faces are visible, colors on the backside of the puzzle are visible, moves are done automatically, or the puzzles have more/different solved states. - 3h2++) [CLARIFICATION] "Stickerless" puzzles that significantly differ from most mass-produced "stickerless" puzzles are only permitted at the discretion of the WCA Delegate. - 3j+) [REMINDER] In the past, engraved/embossed parts have been permitted. This is no longer permitted. -- 3j++) [CLARIFICATION] On Clock, pins must not be distinguishable from any other pin of the same side. +- 3j++) [CLARIFICATION] On Clock, pins may be distinguishable from any other pin of the same side. - 3j2+) [CLARIFICATION] On Clock, the nine inner clock faces on one side are considered similar pieces. - 3k2+) [ADDITION] The WCA Delegate should not apply a listed exception if they believe the competitor tried to use a non-permitted puzzle on purpose. - 3k2b+) [CLARIFICATION] If a non-permitted puzzle is found during the course of a 3x3x3 Multi-Blind attempt, the puzzle must not be exchanged or removed from the attempt and must be counted as unsolved if the entire attempt is not disqualified. @@ -84,13 +86,13 @@ To be more informative, each Guideline is classified using one of the following ## Article 4: Scrambling - 4b1+) [REMINDER] The WCA Delegate must never re-generate any scramble sequences to replace other ones for the purpose of filtering. For example, it is not permitted to glance at the scramble sequences for a competition and generate the entire set again in order to generate "fairer" scramble sequences. -- 4b2+) [CLARIFICATION] In general, all official scramble sequences should be kept secret during the competition and published together after the end of the competition (see [Regulation 1c3a](regulations:regulation:1c3a)). In some cases (e.g. world records), the organization team may wish to release specific scramble sequences sooner after the end of a group. +- 4b2+) [CLARIFICATION] In general, all official scramble sequences should be kept secret during the competition and published together after the end of the competition. In some cases (e.g. world records), the organization team may wish to release specific scramble sequences sooner after the end of a group. - 4b2++) [ADDITION] Competition organizers should ensure that scramblers, scramble sequences, and partially/fully scrambled puzzles are visually isolated from competitors (see [Regulation A2c](regulations:regulation:A2c)). For example, the scramblers may be located behind a wall, or a sufficiently high divider (e.g. a cardboard divider placed around the sides of a table where the scramblers are seated) may be used so that competitors are not able to see puzzles as the scramblers apply scramble sequences. - 4b4+) [CLARIFICATION] All attempts that have been started within the time frame follow the standard solving procedure (i.e. they are not stopped when the time frame of the relevant scramble sequence expires). - 4d+) [CLARIFICATION] Some puzzles use standard color schemes, except that white is replaced with black. In this case, black is the darkest color and must not be treated as white. - 4d++) [ADDITION] It is permitted for the puzzle to change its orientation when it is moved from the scrambler to the solving station, as long as no one is attempting to influence the randomness of the orientation (see [Regulation A2e1](regulations:regulation:A2e1)). - 4f+) [RECOMMENDATION] The WCA Delegate should generate sufficient scramble sequences for the entire competition ahead of time, including spare scramble sequences for extra attempts. -- 4f++) [REMINDER] If the WCA Delegate generates any additional scramble sequences during the competition, the scramble sequences must be saved (see [Regulation 1c3a](regulations:regulation:1c3a)). +- 4f++) [REMINDER] If the WCA Delegate generates any additional scramble sequences during the competition, the scramble sequences must be saved. ## Article 5: Puzzle Defects @@ -105,7 +107,7 @@ To be more informative, each Guideline is classified using one of the following ## Article 6: Awards/prizes/honors -- 6a+) [ADDITION] Awards, prizes or honors may be given to competitors according to the announcement of the competition. +- 6a+) [RECOMMENDATION] Awards, prizes or honors may be given to competitors according to the announcement of the competition. - 6b+) [RECOMMENDATION] Competitors should attend the winner's ceremony to receive awards/prizes/honors. - 6b1+) [RECOMMENDATION] The winner's ceremony should be held in the competition venue, within one hour after the end of the last event. - 6c+) [RECOMMENDATION] Winners of awards, prizes or honors should be prepared to talk to journalists or any media covering the competition. @@ -116,7 +118,6 @@ To be more informative, each Guideline is classified using one of the following - 7d+) [ADDITION] The temperature of the competition area should be 21 to 25 degrees Celsius. - 7f1a+) [CLARIFICATION] A full-size mat should have minimum dimensions of 30cm (left to right) by 25cm (front to back). -- 7f1a++) [ADDITION] Organizers should strongly consider modifications to make Stackmat timers more robust against common incidents, such as making the buttons more difficult to press by accident (e.g. by attaching O-rings around the buttons) and securing the battery more firmly (e.g. by padding the battery compartment). - 7h2+) [ADDITION] Competitors in a Competitors Area who are waiting between attempts should not be able to see the puzzles of the competitors on stage. @@ -127,7 +128,7 @@ To be more informative, each Guideline is classified using one of the following - 9b3b+) [CLARIFICATION] The "Mean of 3" statistic does not affect the competitor's ranking in a "Best of 3" round (which is based on the best result). The WCA recognizes it outside of the competition format. - 9f1+) [EXAMPLE] If the timer displays 12.678 for an attempt, the original recorded time is 12.67 (drop any digit after a hundredth of a second). A judge may write the full-precision time on the score sheet (and keep the precision in the calculation of penalties), as long as the score taker truncates it for the official results. - 9f4+) [EXPLANATION] The result of an attempt is DNF only if the competitor began the attempt by indicating that they are ready (see [Regulation A3b2](regulations:regulation:A3b2)) but the attempt was disqualified. -- 9f5+) [CLARIFICATION] The result of an attempt is DNS if the competitor was eligible for the attempt and did not start it (see [Regulation A3b2](regulations:regulation:A3b2)). If the competitor did not qualify for an attempt (e.g. in a combined round), they have no result for the attempt. +- 9f5+) [CLARIFICATION] The result of an attempt is DNS if the competitor was eligible for the attempt and did not start it (see [Regulation A3b2](regulations:regulation:A3b2)). If the competitor did not qualify for an attempt (e.g. in a cutoff round), they have no result for the attempt. - 9p2+) [CLARIFICATION] Result refers to the single or average that determines the ranking of the corresponding round. - 9q+) [RECOMMENDATION] Events and rounds should have at least 2 competitors. @@ -143,6 +144,7 @@ To be more informative, each Guideline is classified using one of the following ## Article 11: Incidents - 11e+) [CLARIFICATION] Since an appeal is not guaranteed to be successful, the competitor may choose to keep the timer running while appealing it, and resume the attempt when appropriate. +- 11e++) [RECOMMENDATION] The WCA Delegate should record the reason(s) for the extra attempt (e.g. on the back of the score sheet). - 11e1+) [REMINDER] The extra attempt must be scrambled using an unmodified scramble sequence generated by an official scramble program (see [Regulation 4f](regulations:regulation:4f), [Guideline 4f+](guidelines:guideline:4f+)). - 11e2+) [ADDITION] If an extra attempt itself leads to an additional extra attempt, the competitor should keep doing extra attempts until there is a valid extra attempt to replace the original regularly numbered attempt. - 11e2++) [EXAMPLE] Suppose a competitor has 5 regularly numbered attempts, and #2 leads to extra attempts. The competitor should do extra attempts until there is a valid extra attempt to replace #2. Suppose later another attempt leads to extra attempts, the competitor should proceed in a similar way as for #2. @@ -156,17 +158,19 @@ To be more informative, each Guideline is classified using one of the following ## Article A: Speed Solving - A1a2+) [ADDITION] In case of a cumulative time limit, the judge records the original recorded time for a DNF on the score sheet in parentheses, e.g. "DNF (1:02.27)". -- A1a2++) [EXAMPLE] If a round has a cumulative time limit of 30 minutes and the competitor's results first two attempts are 6:00 and DNF (10:00), then the time limit for the third attempt is 30:00 - 6:00 - 10:00 = 14:00. For this particular example, note that only the final result for an attempt counts. Therefore, a third attempt with an original recorded time of 13:59 without penalties meets the time limit because the final result is 13:59 (see [Regulation 9f2](regulations:regulation:9f2)), while a third attempt with a result of 13:59 + 2 = 14:01 does not meet the time limit. +- A1a2++) [EXAMPLE] If a round has a cumulative time limit of 30 minutes and the competitor's results of the first two attempts are 6:00 and DNF (10:00), then the time limit for the third attempt is 30:00 - 6:00 - 10:00 = 14:00. For this particular example, note that only the final result for an attempt counts. Therefore, a third attempt with an original recorded time of 13:59 without penalties meets the time limit because the final result is 13:59 (see [Regulation 9f2](regulations:regulation:9f2)), while a third attempt with a result of 13:59 + 2 = 14:01 does not meet the time limit. - A1a2+++) [ADDITION] If the result from an attempt is unavailable (e.g. the timer was reset), the judge should consult the WCA Delegate and make an estimate of the elapsed time for the attempt. This estimate counts towards the time limit, but must not be used as the basis of an official result for the individual attempt. -- A1a3+) [REMINDER] The organization team and the WCA Delegate must be mindful that time limits influence the strategies of the competitors (e.g. rushing the first two attempts in hopes of meeting a cutoff in a combined round), and that changing time limits after the start of the round can disadvantage some competitors unfairly. +- A1a3+) [REMINDER] The organization team and the WCA Delegate must be mindful that time limits influence the strategies of the competitors (e.g. rushing the first two attempts in hopes of meeting a cutoff in a cutoff round), and that changing time limits after the start of the round can disadvantage some competitors unfairly. - A1a4+) [REMINDER] If a competitor has accidentally been permitted to exceed the time limit, the time limit must be enforced retroactively, and the judge, competitor, and WCA Delegate should be informed (see [Regulation 1g2](regulations:regulation:1g2)). Judges must always be aware of the time limit for a current attempt (which might depend on previous attempts, in the case of a cumulative time limit). -- A1c+) [CLARIFICATION] WCA Delegates should only use their discretion to prevent competitors from being a severe detriment to the competition (e.g. wasting time and/or competition resources). Competitors should not be disqualified for a "poor" result when they are competing to the best of their abilities. - A2c1+) [REMINDER] In the past, score sheets have been used to cover puzzles while leaving some sides exposed. This is no longer permitted. +- A2d1+) [ADDITION] If the scramble signature is found to be missing before an attempt, the puzzle should immediately be returned to a scrambler for verification and a corresponding signature. +- A2d1++) [ADDITION] An attempt must not be disqualified solely due to a missing scramble signature. If a scramble signature is missing after the beginning of an attempt, the judge must allow the attempt to continue (if it is still in progress) and the WCA Delegate should allow the result to be kept. However, the WCA Delegate may replace the attempt with an extra attempt if they have a reason (other than the missing signature) to suspect that the scramble was incorrect. +- A2d1+++) [REMINDER] Although the WCA Delegate may allow several individual attempts with missing scramble signatures to count, they should ensure that missing scramble signatures do not become common. - A3c3+) [CLARIFICATION] The competitor may reset the timer before/during the inspection phase if the judge accidentally neglected to do so. However, it is the responsibility of the judge to make sure the timer has been reset (see [Regulation A3b](regulations:regulation:A3b)). If the competitor accidentally tries to start the solve with a timer that the judge did not reset (i.e. the competitor performs inspection, places hands on the timer for a reasonable length of time, assumes that the timer will start normally, and starts to operate the puzzle), the attempt should be replaced by an extra attempt, at the discretion of the WCA Delegate. - A3c3++) [CLARIFICATION] The competitor cannot "test" or "restart" the timer during inspection, since inspection ends once the competitor starts the solve (see [Regulation A4d](regulations:regulation:A4d)). If the competitor stops the timer after they have started it for the first time, this is considered stopping the solve (see [Regulation A6](regulations:regulation:A6)), even if they do so within 15 seconds of starting inspection. - A3c4+) [CLARIFICATION] If the use of a thin object inside the puzzle has been enforced, the judge must not remove the object on behalf of the competitor. - A3c4++) [CLARIFICATION] The competitor may remove the object during the solve, if they did not do it during the inspection (e.g. they forgot). -- A5b+) [CLARIFICATION] While inspecting or solving the puzzle, the competitor may touch the puzzle with any part of their body. Exception: 3x3x3 One-Handed and 3x3x3 With Feet (see [Regulation C1b](regulations:regulation:C1b) and [Regulation D1b](regulations:regulation:D1b)). +- A5b+) [CLARIFICATION] While inspecting or solving the puzzle, the competitor may touch the puzzle with any part of their body. Exception: 3x3x3 One-Handed (see [Regulation C1b](regulations:regulation:C1b)). - A5b++) [CLARIFICATION] If a part of the competitor's puzzle pops out (see [Regulation 5a](regulations:regulation:5a)), the competitor must not ask for assistance retrieving or locating the part and the judge should attempt to prevent others from assisting. If someone picks up a popped part for the competitor, the judge or competitor may ask them to place it on the solving station and not to assist any further. - A6b+) [EXPLANATION] The arbitrary value of 0.06 seconds was chosen to accommodate concerns about Stackmat timer malfunctions. - A6e+) [CLARIFICATION] If the puzzle falls into the lap of the competitor after stopping the timer, this is considered touching the puzzle. @@ -189,30 +193,22 @@ To be more informative, each Guideline is classified using one of the following - C1b+) [CLARIFICATION] The competitor may use both hands during inspection. - C1b++) [CLARIFICATION] The competitor is not required to use the same solving hand for different attempts of the same round. -- C1b+++) [REMINDER] Use of the surface is permitted while solving or repairing the puzzle. - - -## Article D: Feet Solving - -- D1b+) [CLARIFICATION] The competitor may wear socks while solving. -- D1b++) [CLARIFICATION] In the past, competitors were required to inspect the puzzle using their feet for 3x3x3 With Feet. They are now permitted to touch the puzzle with their hands or any other part of their body during inspection (see [Guideline A5b+](guidelines:guideline:A5b+)). -- D1c+) [REMINDER] While repairing puzzle defects, other body parts must not touch the puzzle. ## Article E: Fewest Moves Solving - E2a1+) [RECOMMENDATION] If a judge finds a submitted solution that does not appear to have information to identify the attempt, they should check both sides of the paper. - E2b+) [CLARIFICATION] A competitor may choose to stop an attempt early by handing in a solution before the time limit. -- E2b++) [ADDITION] A competitor may join a 3x3x3 Fewest Moves attempt that is aleready in progress, at the discretion of the WCA Delegate. In this case, their time limit is the time remaining (i.e. they must finish when other competitors reach their 60 minute time limit). Exception: a competitor must not be permitted to join a 3x3x3 Fewest Moves attempt if any competitor has finished their attempt already (see [Guideline E2b+](guidelines:guideline:E2b+)), or if there is any other risk that information about the scramble may have become known to the competitor who wishes to join. +- E2b++) [ADDITION] A competitor may join a 3x3x3 Fewest Moves attempt that is already in progress, at the discretion of the WCA Delegate. In this case, their time limit is the time remaining (i.e. they must finish when other competitors reach their 60 minute time limit). Exception: a competitor must not be permitted to join a 3x3x3 Fewest Moves attempt if any competitor has finished their attempt already (see [Guideline E2b+](guidelines:guideline:E2b+)), or if there is any other risk that information about the scramble may have become known to the competitor who wishes to join. - E2c+) [CLARIFICATION] Although the judge may provide a standard sheet for competitors to submit solutions, a competitor may submit a solution on a different piece of paper. (Note that the piece of paper must come from the judge, according to [Regulation E3a](regulations:regulation:E3a).) - E2c1+) [EXPLANATION] A competition registrant ID is an identifier (e.g. a number) assigned to a competitor for the competition. Some competitions use this to keep track of score sheets and enter results. -- E2c1++) [ADDITION] If the competitor forgot to write information to identify the attempt on their intended solution paper before the time limit, they are permitted to add it in front of a judge. In this case, the competitor must ask the judge while submitting their solution and then immediately write information to identify the attempt (and make no other changes) under direct supervision of the judge. Once a competitor has finished submitting their solution (e.g. placing it in the judge's hands and allowing the judge to move on to the next competitor, placing it on the judge's table and walking away), they are not permitted to add any information. If the competitor writes anything after the time limit but before asking the judge, the attempt remains disqualified (DNF). -- E2c1+++) [EXPLANATION] The competitor is not required to submit a paper with the competition name, round, and/or attempt number, but may wish to do so in order to help the organization team keep track of submitted solutions. +- E2c1++) [ADDITION] If the competitor forgot to write information to identify the attempt on their intended solution paper, they are permitted to add it in front of a judge after the time limit. In this case, the competitor must ask the judge while submitting their solution and then immediately write information to identify the attempt (without making other changes) under direct supervision of the judge. Once a competitor has finished submitting their solution (e.g. placing it in the judge's hands and allowing the judge to move on to the next competitor, placing it on the judge's table and walking away), they are not permitted to add any information. If the competitor writes anything after the time limit but before asking the judge, the attempt remains disqualified (DNF). +- E2c1+++) [EXPLANATION] The competitor is not required to write the competition name, round, and/or attempt number on their submitted paper, but may wish to do so in order to help the organization team keep track of submitted solutions. - E2c1++++) [ADDITION] If a judge finds a submitted solution without information to identify the attempt (e.g. while grading the attempt), they should find out the competitor who wrote the solution in order to assign them a DNF (rather than DNS). Note that the competitor must not be allowed to write information to identify the attempt at this point, so they must receive a DNF result. - E2c2+) [EXAMPLE] Examples that are not considered a single unambiguous move sequence: multiple solution sequences without exactly one clearly indicated solution, a solution with ambiguous symbols (e.g. a letter that looks similar to "B" and "R" but is not clearly one or the other), a solution with stars or arrows indicating moves to be performed out of written order (e.g. "insertions" that are not written in-line with the rest of the move sequence, "pre-moves" that are not incorporated into the move sequence using valid notation), a move sequence that is not written out roughly as a series of lines in reading order, any arrangement of symbols that cannot be interpreted as an unambiguous move sequence. Exceptions to the examples above: small typographic corrections (e.g. blacking out moves and writing moves above that are clearly meant to replace them, moves written in subscript or superscript to fit between other moves). -- E2c2++) [ADDITION] If a competitor uses the incorrect type of brackets/parentheses to write a rotation due to inexperience, the judge may interpret the competitor's intention as the correct brackets (and the competitor should be informed), at the discretion of the Delegate. Example: {r}, <r>, or (r) may be interpreted as [r]. Note that only the bracket type may reinterpreted in this way, and notation such as or [R], [r u], or [r]2 is still considered invalid (see [Guideline E2c4+](guidelines:guideline:E2c4+)). +- E2c2++) [REMINDER] In the past, bracket notations (e.g. [r] or [u2]) were permitted for Fewest Moves. Only rotations based on x, y, or z are permitted now (see [Regulation 12a4a](regulations:regulation:12a4a)). - E2c3+) [CLARIFICATION] If a move is not clearly blacked out/scribbled out and it is not clear whether the move is part of the solution, the judge should consider it an ambiguous move sequence (see [Regulation E2c2](regulations:regulation:E2c2) and [Guideline E2c2+](guidelines:guideline:E2c2+)). -- E2c4+) [CLARIFICATION] Examples of symbols or combinations of symbols that are not permitted in solutions for 3x3x3 Fewest Moves: M, e, r, Y (uppercase), T, U1, Ui, U3, U-, R++, R2', R'2, L'w, 1R, 2U, 2f, 2-3r, 1Rw, 3Rw, 2-3Rw, rw, Rr, *, →, ⮐, /, ., ?, [r u], [F], <f>, [f]', [f]2, [x], (x), (L), 2(Rw), (U)2, (U)', (R U)', (R U R'), [R, U], [R: U]. +- E2c4+) [CLARIFICATION] Examples of symbols or combinations of symbols that are not permitted in solutions for 3x3x3 Fewest Moves: M, e, r, Y (uppercase), T, U1, Ui, U3, U-, R++, R2', R'2, L'w, 1R, 2U, 2f, 2-3r, 1Rw, 3Rw, 2-3Rw, rw, Rr, *, →, ⮐, /, ., ?, [r], [r u], [F], <f>, [f]', [f]2, [x], (x), (L), 2(Rw), (U)2, (U)', (R U)', (R U R'), [R, U], [R: U]. - E2e+) [CLARIFICATION] Competitors must not derive solutions from any part of the scramble sequence, and solutions should not share significant parts with the inverse scramble sequence. - E2e++) [EXAMPLE] Example of solutions that should result in a disqualification of the attempt (DNF): solutions beginning with the same 4 or more moves as the inverse scramble sequence. - E3d+) [CLARIFICATION] Any stopwatch or watch used by a competitor must not have any functions that would help the competitor find a solution. @@ -221,6 +217,7 @@ To be more informative, each Guideline is classified using one of the following ## Article H: Multiple Blindfolded Solving +- H1+) [ADDITION] If a puzzle with a duplicate scramble is found during an attempt, the puzzle may be re-scrambled using a different scramble sequence, at the discretion of the WCA Delegate. - H1b1+) [REMINDER] The attempt is not disqualified for reaching the time limit, due to exceptions for 3x3x3 Multi-Blind (see [Regulation A1a4](regulations:regulation:A1a4) and [Regulation A1a5](regulations:regulation:A1a5)). - H1b1++) [ADDITION] The judge may permit the competitor to continue the attempt unofficially, but the attempt must be stopped and judged first, in full accordance with the Regulations. - H1d+) [EXAMPLE] Example: Suppose a competitor attempts 10 cubes, stops the solve with a time of 59:57, and has two time penalties. The time of the final result is 59:57 + 2*2 = 60:01 (also see [Regulation A1a5](regulations:regulation:A1a5)). diff --git a/wca-regulations.md b/wca-regulations.md index 2d4741b0..c50f41fc 100644 --- a/wca-regulations.md +++ b/wca-regulations.md @@ -1,6 +1,6 @@ # WCA Regulations -Version: May 1, 2019 +Version: January 1, 2020 ## Notes @@ -94,9 +94,10 @@ Note: Because Article and Regulation numbers are not reassigned when Regulations - 2k1) Fails to check in or register in time for the competition. - 2k2) Is suspected of cheating or defrauding the officials during the competition. - 2k2a) The WCA Delegate may disqualify any suspected results. - - 2k3) Behaves in a way that is unlawful, violent or indecent; or intentionally damages venue facilities or personal property within the venue. - - 2k4) Interferes with, or distracts others during, the competition. + - 2k3) Behaves in a way that is unlawful/violent/indecent, or intentionally damages venue facilities or personal property within the venue. + - 2k4) Distracts or interferes with others during the competition. - 2k5) Fails to abide by WCA Regulations during the competition. + - 2k6) Does not fulfill the event's requirements (e.g. not knowing how to solve the puzzle). A competitor must not compete with the expectation of a DNF result or an intentionally poor result. - 2l) A competitor may be disqualified immediately, or after a warning, depending on the nature and severity of the infraction. - 2l1) A disqualified competitor is not eligible for the refund of any expenses due to participating in the competition. - 2n) Competitors may verbally dispute a ruling to the WCA Delegate. @@ -115,6 +116,7 @@ Note: Because Article and Regulation numbers are not reassigned when Regulations - 3a1) Competitors must be ready to submit their puzzles when they are called (see [Regulation 2u](regulations:regulation:2u)). - 3a2) Puzzles must be fully operational, such that normal scrambling is possible. - 3a3) Polyhedral puzzles must use a color scheme with one unique color per face in the solved state. Each puzzle variation must have moves, states, and solutions functionally identical to the original puzzle. + - 3a4) Puzzles must not have electronic components (e.g. Bluetooth or Wi-Fi capabilities, motors, sensors, lights). See [Regulation 2i](regulations:regulation:2i). - 3d) Puzzles must have colored parts, which define the color scheme of the puzzle and must be one and only one of the following: colored stickers, colored tiles, colored plastic, or painted/printed colors. All colored parts of a puzzle must be made of a similar material. - 3d1) For competitors with a medically documented visual disability, the following exceptions apply: - 3d1a) Blind competitors may use textured puzzles with different textures on different faces. Each face should have a distinct color, to aid in scrambling and judging. @@ -123,7 +125,7 @@ Note: Because Article and Regulation numbers are not reassigned when Regulations - 3h) Modifications that enhance the basic concept of a puzzle are not permitted. Modified versions of puzzles are permitted only if the modification does not make any additional information available to the competitor (e.g. orientation or identity of pieces), compared to an unmodified version of the same puzzle. - 3h1) "Pillowed" puzzles are permitted. - 3h2) Puzzles whose colored plastic is visible inside the puzzle (e.g. "stickerless" puzzles) are permitted. This does not include the following puzzles: - - 3h2a) Puzzles with transparent parts. Exception: An overlay sticker (see [Regulation 3l](regulations:regulation:3l)). + - 3h2a) Puzzles with transparent parts that can reveal more information about the state of the puzzle. Exception: An overlay sticker or a logo (see [Regulation 3l](regulations:regulation:3l)). - 3h3) Any modifications to a puzzle that result in poor performance by a competitor are not grounds for additional attempts. - 3h4) For Clock, custom "inserts" (the same shape and size as the traditional paper inserts) are permitted, at the discretion of the WCA Delegate. The inserts must have a clear indication of 12 o'clock that matches the original inserts. - 3j) Puzzles must be clean, and must not have any markings, elevated pieces, damage, or other differences that significantly distinguish any piece from a similar piece. Exception: a logo (see [Regulation 3l](regulations:regulation:3l)). @@ -150,7 +152,7 @@ Note: Because Article and Regulation numbers are not reassigned when Regulations - 4b1) Generated scramble sequences must not be inspected before the competition, and must not be filtered or selected in any way by the WCA Delegate. - 4b2) Scramble sequences for a group must be available only to the WCA Delegate before the start of that group, and only available to the WCA Delegate and the scramblers for the group until it is finished. Exception: For 3x3x3 Fewest Moves, competitors receive scramble sequences during the round (see [Article E](regulations:article:E)). - 4b2a) The designated WCA Delegate for the competition must only give access to scramble sequences for future groups to other members of the organization team if they will be temporarily unavailable (e.g. competing themselves), and should give others access to the minimum possible amount of scrambles in this case. - - 4b3) Specification for a scramble program: An official scramble sequence must produce a random state from those that require at least 2 moves to solve (equal probability for each state). The following additions/exceptions apply: + - 4b3) Specification for a scramble program: An official scramble sequence must produce a random state from all states that require at least 2 moves to solve (equal probability for each state). The following additions/exceptions apply: - 4b3a) For blindfolded events, the scramble sequence must orient the puzzle randomly (equal probability for each orientation). - 4b3b) 2x2x2 Cube: The (random) state must require at least 4 moves to solve. - 4b3c) Skewb: The (random) state must require at least 7 moves to solve. @@ -177,10 +179,10 @@ Note: Because Article and Regulation numbers are not reassigned when Regulations - 5b2) Any repair to a puzzle must not give the competitor an advantage in solving the puzzle. Penalty: disqualification of the attempt (DNF). - 5b3) Permitted repairs: - 5b3a) If any parts have fallen out or moved out of place, the competitor may place them back. - - 5b3b) If, after repairing the puzzle but before the end of the attempt, the competitor finds that the puzzle is unsolvable, they may disassemble and reassemble a maximum of 4 pieces to make the puzzle solvable. + - 5b3b) If the competitor repairs the puzzle but finds that the puzzle is unsolvable later during the solve, they may disassemble and reassemble a maximum of 4 pieces to make the puzzle solvable. - 5b3c) If the puzzle is unsolvable, and can be made solvable by rotating a single corner piece, the competitor may correct the corner piece by twisting it in place without disassembling the puzzle. - 5b4) During a blindfolded phase (see [Regulation B4](regulations:regulation:b4)), all repairs must be performed blindfolded. Penalty: disqualification of the attempt (DNF). - - 5b5) If at the end of the attempt some parts of the puzzle are physically detached or not fully placed, the following regulations apply: + - 5b5) If some parts of the puzzle are physically detached or not fully placed at the end of the solve, the following regulations apply: - 5b5a) If one or more parts without colored faces are affected, the puzzle is considered solved. - 5b5b) If one part with one colored face is affected, the puzzle is considered solved. - 5b5c) If more than one part with one colored face is affected, the puzzle is considered unsolved (DNF). @@ -200,7 +202,7 @@ Note: Because Article and Regulation numbers are not reassigned when Regulations - 7f1c) Timer: The timer of the Stackmat, or a stopwatch (for longer attempts). - 7f1d) Surface: The flat surface on which the Stackmat has been placed. The mat is considered a part of the surface. The timer is not considered a part of the surface. - 7f2) The Stackmat timer must be attached to the mat and placed on the surface, with the timer on the side of the mat nearest to the competitor. - - 7f2a) Exception: For 3x3x3 With Feet, the Stackmat must be placed directly on the floor. The timer device may be placed on the side of the mat farthest from the competitor. + - 7f3) The organization team should modify Stackmat timers to be more robust against common incidents, by making the buttons more difficult to press by accident (e.g. by attaching O-rings around the buttons) and securing the battery more firmly (e.g. by padding the battery compartment). - 7h) The competition area must have one or more Competitors Areas. - 7h1) The organization team may require that a competitor who has been called to compete must remain within their assigned Competitors Area until the competitor has finished all attempts for the round. @@ -209,21 +211,21 @@ Note: Because Article and Regulation numbers are not reassigned when Regulations - 9a) The WCA governs competitions for mechanical puzzles that are operated by twisting groups of pieces, commonly known as "twisty puzzles". - 9b) The official events of the WCA are: - - 9b1) 3x3x3 Cube, 2x2x2 Cube, 4x4x4 Cube, 5x5x5 Cube, 3x3x3 One-Handed, 3x3x3 With Feet, Clock, Megaminx, Pyraminx, Skewb, and Square-1. - - 9b1a) Round format for these events: "Average of 5". - - 9b1b) Combined Round format for these events: "Best of 2" cutoff phase for "Average of 5". + - 9b1) 3x3x3 Cube, 2x2x2 Cube, 4x4x4 Cube, 5x5x5 Cube, 3x3x3 One-Handed, Clock, Megaminx, Pyraminx, Skewb, and Square-1. + - 9b1a) Full round format for these events: "Average of 5". + - 9b1b) Cutoff format for these events: "Best of 2" cutoff phase for "Average of 5". - 9b2) 6x6x6 Cube and 7x7x7 Cube. - - 9b2a) Round format for these events: "Mean of 3". - - 9b2b) Combined Round format for these events: "Best of 1" cutoff phase for "Mean of 3". + - 9b2a) Full round format for these events: "Mean of 3". + - 9b2b) Cutoff format for these events: "Best of 1" cutoff phase for "Mean of 3". - 9b3) 3x3x3 Blindfolded, 4x4x4 Blindfolded, 5x5x5 Blindfolded. - - 9b3a) Round format for these events: "Best of 3". + - 9b3a) Full round format for these events: "Best of 3". - 9b3b) For these events, the WCA also recognizes "Mean of 3" rankings and records based on the times from "Best of 3" rounds. - 9b4) 3x3x3 Fewest Moves. - - 9b4a) Round formats for this event: Best of X" (where X is 1 or 2) or "Mean of 3". - - 9b4b) Combined Round formats for this event: "Best of 1" cutoff phase for "Best of 2" or "Best of X" (where X is 1 or 2) cutoff phase for "Mean of 3". + - 9b4a) Full round formats for this event: Best of X" (where X is 1 or 2) or "Mean of 3". + - 9b4b) Cutoff formats for this event: "Best of 1" cutoff phase for "Best of 2" or "Best of X" (where X is 1 or 2) cutoff phase for "Mean of 3". - 9b5) 3x3x3 Multi-Blind - - 9b5a) Round formats for this event: "Best of X" (where X is 1, 2, or 3). - - 9b5b) Combined Round formats for this event: "Best of X" (where X is 1 or 2) cutoff phase for "Best of Y" (where Y is 2 or 3, and Y > X). + - 9b5a) Full round formats for this event: "Best of X" (where X is 1, 2, or 3). + - 9b5b) Cutoff formats for this event: "Best of X" (where X is 1 or 2) cutoff phase for "Best of Y" (where Y is 2 or 3, and Y > X). - 9f) The results of a round are measured as follows: - 9f1) All timed results under 10 minutes, except for 3x3x3 Multi-Blind, are measured and truncated to the nearest hundredth of a second. All timed averages and means under 10 minutes are measured and rounded to the nearest hundredth of a second. - 9f2) All timed results, averages, and means over 10 minutes, as well as all times for 3x3x3 Multi-Blind results, are measured and rounded to the nearest second (e.g. x.49 becomes x, x.50 becomes x+1). @@ -242,7 +244,7 @@ Note: Because Article and Regulation numbers are not reassigned when Regulations - 9f13) For "Mean of 3" and "Average of 5" rounds, rankings are assessed based on the ordering of the averages/means of the competitors, where "better" is the smaller recorded result. - 9f14) For "Mean of 3" and "Average of 5" rounds, if two or more competitors achieve identical average/mean results, rankings are assessed based on the best attempt per competitor, where "better" is defined as the smaller recorded result. - 9f15) Competitors who achieve the same result in a round receive an identical ranking for the round. -- 9g) A Combined Round is a round with a "Best of X" cutoff phase and a cutoff result (e.g. "Best of 2" with a cutoff result of 2 minutes). If the competitor meets the cutoff result in at least one of their cutoff phase attempts, they are eligibe for the remaining attempts. Attempts from the cutoff phase count towards the full round format. +- 9g) A Cutoff Round is a round with a "Best of X" cutoff phase and a cutoff result (e.g. "Best of 2" with a cutoff result of 2 minutes). If the competitor meets the cutoff result in at least one of their cutoff phase attempts, they are eligible for the remaining attempts. Attempts from the cutoff phase count towards the full round format. - 9i) Results of official WCA competitions must be listed on the WCA world rankings. - 9i1) The WCA recognizes the following types of regional records: national records, continental records, and world records. - 9i2) All the results of a round are considered to take place on the last calendar date of the round. If a regional record is broken multiple times on the same calendar date, only the best result is recognized as breaking that regional record. @@ -254,7 +256,7 @@ Note: Because Article and Regulation numbers are not reassigned when Regulations - 9m1) Rounds with 99 or fewer competitors must have at most two subsequent rounds. - 9m2) Rounds with 15 or fewer competitors must have at most one subsequent round. - 9m3) Rounds with 7 or fewer competitors must not have subsequent rounds. -- 9o) Combined rounds count as one round when counting the number of rounds per event. +- 9o) Cutoff rounds count as one round when counting the number of rounds per event. - 9p) If an event has multiple rounds, then: - 9p1) At least 25% of competitors must be eliminated between consecutive rounds of the same event. - 9p2) The competitors who advance to the next round must be determined by ranking (best x competitors) or by result (all competitors with a better result than x) in the preceding round. @@ -266,7 +268,7 @@ Note: Because Article and Regulation numbers are not reassigned when Regulations ## Article 10: Solved State - 10b) Only the resting state of the puzzle, after the timer has been stopped, is considered. -- 10c) The puzzle may be in any orientation at the end of the attempt. +- 10c) The puzzle may be in any orientation at the end of the solve. - 10d) All parts of a puzzle must be physically attached to the puzzle and fully placed in their required positions. Exception: see [Regulation 5b5](regulations:regulation:5b5). - 10e) A puzzle is solved when all colored parts are reassembled and all parts are aligned within the limits specified below: - 10e1) For every two adjacent parts (e.g. two parallel, adjacent slices of a cube) of the puzzle that are misaligned by more than the limit described in [Regulation 10f](regulations:regulation:10f), the puzzle is considered to require one additional move to solve (see "Outer Block Turn Metric" in [Article 12](regulations:article:12)). @@ -310,9 +312,9 @@ Note: Because Article and Regulation numbers are not reassigned when Regulations - 12a2b) Counter-clockwise, 90 degrees: nFw', nBw', nRw', nLw', nUw', nDw'. - 12a2c) 180 degrees: nFw2, nBw2, nRw2, nLw2, nUw2, nDw2. - 12a4) Rotations (entire puzzle): - - 12a4a) Clockwise, 90 degrees: [f] or z, [b] or z', [r] or x, [l] or x', [u] or y, [d] or y'. - - 12a4b) Counter-clockwise, 90 degrees: [f'] or z', [b'] or z, [r'] or x', [l'] or x, [u'] or y', [d'] or y. - - 12a4c) 180 degrees: [f2] or z2, [b2] or z2, [r2] or x2, [l2] or x2, [u2] or y2, [d2] or y2. + - 12a4a) Clockwise, 90 degrees: x (same direction as R or L'), y (same direction as U or D'), z (same direction as F or B'). + - 12a4b) Counter-clockwise, 90 degrees: x' (same direction as R' or L), y' (same direction as U' or D), z' (same direction as F' or B). + - 12a4c) 180 degrees: x2, y2, z2. - 12a5) Outer Block Turn Metric (OBTM) is defined as: - 12a5a) Each move of the categories Face Moves and Outer Block Moves is counted as 1 move. - 12a5b) Each move of the Rotations category is counted as 0 moves. @@ -356,7 +358,7 @@ Note: Because Article and Regulation numbers are not reassigned when Regulations - A1b) If the time limit for an attempt is greater than 10 minutes, a stopwatch must be used for timekeeping. - A1b1) A Stackmat must be used in addition to the stopwatch. Exception: for events without inspection where the competitor is expected to exceed 10 minutes, use of the Stackmat is optional. - A1b2) If a time from the Stackmat timer is available, it is the original recorded time. Otherwise, the stopwatch time is the original recorded time. - - A1c) A competitor participating in an event must be able to fulfill the event's requirements (e.g. know how to solve the puzzle). A competitor must not compete with the expectation of a DNF result or an intentionally poor result. Penalty: disqualification of the attempt (DNF) or disqualification from the event (see [Regulation 2j](regulations:regulation:2j)), at the discretion of the WCA Delegate. + - A1c) A competitor participating in an event must be able to fulfill the event's requirements (see [Regulation 2k6](regulations:regulation:2k6)). - A2) Scrambling: - A2a) When called for a round, the competitor submits the puzzle, in its solved state, to the scrambler. The competitor then waits in their assigned Competitors Area until they are called to compete. - A2b) A scrambler scrambles the puzzle according to the regulations in [Article 4](regulations:article:4). @@ -364,14 +366,14 @@ Note: Because Article and Regulation numbers are not reassigned when Regulations - A2c) After the scrambler starts scrambling the puzzle, the competitor must not see the puzzle until the inspection phase starts. - A2c1) The scrambler places a cover over the scrambled puzzle that makes it impossible for any competitors or spectators to see any part of the puzzle. The cover remains over the puzzle until the start of the attempt. - A2d) When taking a puzzle from the scrambler, the judge briefly inspects the puzzle to ensure thorough scrambling of the puzzle. The judge raises any concerns with the scrambler, who then conducts a detailed check. - - A2d1) The organization team should require scramblers to sign (or initial) the score sheet to affirm that they applied the correctly-numbered scramble sequence and checked that it matches the image. + - A2d1) The scrambler or an authorized judge must check the scrambled puzzle, and sign (or initial) the score sheet to affirm that they applied the correctly-numbered scramble sequence and checked that it matches the image (see [Regulation 4g](regulations:regulation:4g)). Exception: for 6x6x6 Cube, 7x7x7 Cube, and Megaminx the scrambler may sign (or initial) to affirm that the puzzle is sufficiently scrambled (see [Regulation 4g1](regulations:regulation:4g1)). - A2e) The judge places the puzzle onto the mat in an arbitrary orientation while ensuring that it remains completely covered. - A2e1) The competitor is not permitted to request a specific orientation, and the judge must not influence the orientation they place the puzzle on the mat based on what they know or expect the puzzle state to be. - A3) Inspection: - A3a) The competitor may inspect the puzzle at the start of each attempt. - A3a1) The competitor is allotted a maximum of 15 seconds to inspect the puzzle and start the solve. - A3b) The judge prepares the timer by turning it on and resetting if necessary. Separately, the judge also prepares a stopwatch for timing inspection. - - A3b1) When the judge believes the competitor is ready, the judge asks "READY?". The competitor must be ready to start the attempt within one minute of being called, or else the competitor forfeits the attempt (DNS), at the discretion of the judge. + - A3b1) When the judge believes the competitor is ready, the judge asks "READY?". The competitor must be ready to start the attempt within one minute from the moment they are asked, or else the competitor forfeits the attempt (DNS), at the discretion of the judge. - A3b2) The competitor starts the attempt by confirming that they are ready, and the judge uncovers the puzzle and starts timing the inspection. - A3c) The competitor may pick up the puzzle during inspection. - A3c1) The competitor must not apply moves during inspection. Penalty: disqualification of the attempt (DNF). @@ -392,6 +394,7 @@ Note: Because Article and Regulation numbers are not reassigned when Regulations - A5) During the solve: - A5a) While inspecting or solving the puzzle, the competitor must not communicate with anyone other than the judge or the WCA Delegate. Penalty: disqualification of the attempt (DNF). - A5b) While inspecting or solving the puzzle, the competitor must not receive assistance from anyone or any object other than the surface (also see [Regulation 2i](regulations:regulation:2i)). Penalty: disqualification of the attempt (DNF). + - A5c) The competitor may hold the puzzle against the surface to help operate the puzzle (see [Regulation 7f1d](regulations:regulation:7f1d)). - A6) Stopping the solve: - A6a) The competitor releases the puzzle before stopping the solve, and stops the solve by stopping the timer. If a stopwatch is in use, the judge stops the stopwatch as soon as the competitor does this. - A6a1) When using a stopwatch as the only timer, the competitor stops the solve by releasing the puzzle and notifying the judge that they have stopped the solve. The judge stops the stopwatch as soon as the competitor does this. @@ -443,8 +446,8 @@ Note: Because Article and Regulation numbers are not reassigned when Regulations - B4) Blindfolded phase: - B4a) The competitor dons the blindfold to start the blindfolded phase. - B4b) The competitor must not apply moves to the puzzle before they have fully donned the blindfold. Penalty: disqualification of the attempt (DNF). - - B4c) The judge must ensure that there is an opaque object between the competitor's face and the puzzle while the competitor is solving. - - B4c1) In all cases, the competitor must wear the blindfold such that their view of the puzzle would still clearly be blocked if the opaque object were not in the way. + - B4c) The judge must ensure that there is a sight blocker between the competitor's face and the puzzle while the competitor is solving. + - B4c1) In all cases, the competitor must wear the blindfold such that their view of the puzzle would still clearly be blocked if the sight blocker were not in the way. - B4c2) By default, the judge should place the object (e.g. a sheet of paper or cardboard) between the competitor and the puzzle while the competitor is wearing the blindfold. - B4c3) If the judge and competitor agree beforehand, the competitor may choose to place the puzzle behind a suitable object (e.g. a music stand, the surface of the table) by themselves during the blindfolded phase. - B4d) The competitor must not look at the puzzle at any point during the blindfolded phase. Penalty: disqualification of the attempt (DNF). @@ -452,7 +455,7 @@ Note: Because Article and Regulation numbers are not reassigned when Regulations - B5) Stopping the solve: - B5a) When using the Stackmat timer, the competitor stops the solve by releasing the puzzle and then stopping the timer. - B5b) When using a stopwatch, the competitor stops the solve by placing the puzzle back onto the surface and notifying the judge that they are stopping the solve. At that moment, the judge stops the timer. - - B5c) If the competitor is not touching the puzzle, they may remove the blindfold before they stop the timer. They must not touch the puzzle until the end of the attempt. Penalty for touching the puzzle: disqualification of the attempt (DNF). + - B5c) If the competitor is not touching the puzzle, they may remove the blindfold before they stop the timer. They must not touch the puzzle until the end of the solve. Penalty for touching the puzzle: disqualification of the attempt (DNF). ## Article C: One-Handed Solving @@ -461,21 +464,10 @@ Note: Because Article and Regulation numbers are not reassigned when Regulations - C1b) During the solve, the competitor must use only one hand to operate the puzzle. Penalty: disqualification of the attempt (DNF). - C1b2) If a puzzle defect occurs, and the competitor chooses to repair it, they must repair it using only the solving hand. Penalty: disqualification of the attempt (DNF). - C1b3) If other body parts of the competitor come in contact with the puzzle or parts of the puzzle without the competitor's intention and without applying moves, this is not considered operating the puzzle, at the discretion of the judge. + - C1b4) During the solve, the competitor may hold the puzzle against the surface to help operate the puzzle (see [Regulation 7f1d](regulations:regulation:7f1d)). - C1c) During the solve, once a competitor operates the puzzle with one hand, they must not operate the puzzle with the other hand. Penalty: disqualification of the attempt (DNF). -## Article D: Feet Solving - -- D1) Standard speed solving procedures are followed, as described in [Article A](regulations:article:A) (Speed Solving). Additional regulations that supersede the corresponding procedures in [Article A](regulations:article:A) are described below. - - D1a) During the attempt, the competitor must sit in a chair, sit on the surface, or stand. - - D1b) During the solve, the competitor must use only their feet and the surface to operate the puzzle. Penalty: disqualification of the attempt (DNF). -- D3) Starting the solve: - - D3a) The competitor places their feet onto the timer sensors. - - D3b) The competitor removes their feet from the timer sensors to start the solve. -- D4) Stopping the solve: - - D4a) The competitor stops the timer by placing their feet onto the timer sensors. - - ## Article E: Fewest Moves Solving - E2) Procedure for 3x3x3 Fewest Moves: @@ -498,12 +490,16 @@ Note: Because Article and Regulation numbers are not reassigned when Regulations - E3b) 3x3x3 Cubes (at most 3, self-supplied), as described in [Article 3](regulations:article:3). - E3c) Stickers (self-supplied). - E3d) Stopwatch or watch (self-supplied) for keeping track of the elapsed time, if it is approved by the WCA Delegate. + - E3e) Other non-electronic aids that do not give an unfair advantage, at the discretion of the WCA Delegate (see [Regulation 2i1](regulations:regulation:2i1)). +- E4) The WCA Delegate may choose to publish the solutions (e.g. photo of the score sheets or transcriptions of solutions). ## Article F: Clock Solving - F1) Standard speed solving procedures are followed, as described in [Article A](regulations:article:A) (Speed Solving). Additional regulations that supersede the corresponding procedures in [Article A](regulations:article:A) are described below. - F2) The judge places the scrambled puzzle onto the mat in a standing position. + - F2a) The organization team may enforce using a stand for the puzzle to prevent it from falling before the start of the attempt. If such stands are used, this must be announced before the round starts. + - F2a1) The judge must remove the stand from the mat immediately after the competitor removes the puzzle from it. - F3) At the end of the inspection period, the competitor places the puzzle in a standing position. Penalty: disqualification of the attempt (DNF). - F3a) The competitor must not change the positions of any pins from their scrambled positions before the start of the solve. Penalty: disqualification of the attempt (DNF). @@ -516,5 +512,5 @@ Note: Because Article and Regulation numbers are not reassigned when Regulations - H1a2) A competitor may request to keep their submission private until all competitors have submitted their numbers. Once all competitors have reported their numbers, the information becomes public (e.g. a competitor may ask for the numbers of any other competitors before starting their attempt). - H1a3) Before the attempt, the scrambled puzzles must be placed on the table in an arbitrary orientation while ensuring they remain completely covered. The puzzles should be arranged in shape as square as possible (e.g. 8 puzzles should be arranged in 2 rows with 3 puzzles and 1 row with 2 puzzles). - H1b) If a competitor is attempting fewer than 6 puzzles, they are allotted a time limit of 10 minutes times the number of puzzles in the attempt, else the time limit is 60 minutes. - - H1b1) The competitor may signal the end of the attempt at any time. If and when the time limit is reached, the judge stops the attempt and the attempt is then scored; the time limit for the attempt counts as the original recorded time. + - H1b1) The competitor may signal the end of the solve at any time. If and when the time limit is reached, the judge stops the attempt and the attempt is then scored; the time limit for the attempt counts as the original recorded time. - H1d) Time penalties for the puzzles of the attempt are cumulative. diff --git a/wca-states.md b/wca-states.md index 62b9ecce..fa2aaf24 100644 --- a/wca-states.md +++ b/wca-states.md @@ -53,7 +53,7 @@ The WCA recognizes a total of 199 countries/regions: - (CU:_North America) Cuba - (CY:_Europe) Cyprus - (CZ:_Europe) Czech Republic -- (KP:_Asia) Democratic People’s Republic of Korea +- (KP:_Asia) Democratic People's Republic of Korea - (CD:_Africa) Democratic Republic of the Congo - (DK:_Europe) Denmark - (DJ:_Africa) Djibouti @@ -207,3 +207,8 @@ The WCA recognizes a total of 199 countries/regions: - (YE:_Asia) Yemen - (ZM:_Africa) Zambia - (ZW:_Africa) Zimbabwe + + +## + +The list above was compiled by [James Molloy](mailto:jmolloy@worldcubeassociation.org).