Amend the return type of function in raindrop

exercism · Apr 4, 2024 · 60d8f57 · 60d8f57
1 parent b69d5de
commit 60d8f57
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Showing 7 changed files with 18 additions and 36 deletions.
diff --git a/exercises/practice/raindrops/.approaches/data-driven/content.md b/exercises/practice/raindrops/.approaches/data-driven/content.md
@@ -6,7 +6,7 @@
 #ifndef RAINDROPS_H
 #define RAINDROPS_H
 
-char *convert(char result[], int drops);
+void convert(char result[], int drops);
 
 #endif
 ```
@@ -32,7 +32,7 @@ static const sound_t SOUNDS[] = {
 
 #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof(arr[0]))
 
-char *convert(char result[], int drops)
+void convert(char result[], int drops)
 {
    for (size_t i = 0; i < ARRAY_SIZE(SOUNDS); i++) {
       if (drops % SOUNDS[i].factor == 0) {
@@ -43,8 +43,6 @@ char *convert(char result[], int drops)
    if (strlen(result) == 0) {
       sprintf(result, "%d", drops);
    }
-
-   return result;
 }
 ```
 

diff --git a/exercises/practice/raindrops/.approaches/if-statements/content.md b/exercises/practice/raindrops/.approaches/if-statements/content.md
@@ -6,7 +6,7 @@
 #ifndef RAINDROPS_H
 #define RAINDROPS_H
 
-char *convert(char result[], int drops);
+void convert(char result[], int drops);
 
 #endif
 ```
@@ -19,7 +19,7 @@ char *convert(char result[], int drops);
 #include <stdio.h>
 #include <string.h>
 
-char *convert(char result[], int drops)
+void convert(char result[], int drops)
 {
    if (drops % 3 == 0)
       strcat(result, "Pling");
@@ -30,8 +30,6 @@ char *convert(char result[], int drops)
 
    if (strlen(result) == 0)
       sprintf(result, "%d", drops);
-
-   return result;
 }
 ```
 

diff --git a/exercises/practice/raindrops/.approaches/introduction.md b/exercises/practice/raindrops/.approaches/introduction.md
@@ -24,7 +24,7 @@ The key to solving Raindrops is to know if the input is evenly divisible by `3`,
 #ifndef RAINDROPS_H
 #define RAINDROPS_H
 
-char *convert(char result[], int drops);
+void convert(char result[], int drops);
 
 #endif
 ```
@@ -37,7 +37,7 @@ char *convert(char result[], int drops);
 #include <stdio.h>
 #include <string.h>
 
-char *convert(char result[], int drops)
+void convert(char result[], int drops)
 {
    if (drops % 3 == 0)
       strcat(result, "Pling");
@@ -48,8 +48,6 @@ char *convert(char result[], int drops)
 
    if (strlen(result) == 0)
       sprintf(result, "%d", drops);
-
-   return result;
 }
 ```
 
@@ -64,7 +62,7 @@ For more information, check the [`if` statements approach][approach-if-statement
 #ifndef RAINDROPS_H
 #define RAINDROPS_H
 
-char *convert(char result[], int drops);
+void convert(char result[], int drops);
 
 #endif
 ```
@@ -82,15 +80,13 @@ char *convert(char result[], int drops);
 #include <stdio.h>
 #include <string.h>
 
-char *convert(char result[], int drops)
+void convert(char result[], int drops)
 {
    sprintf(result, "%s%s%s", drops % 3 == 0 ? "Pling" : "",
            drops % 5 == 0 ? "Plang" : "", drops % 7 == 0 ? "Plong" : "");
 
    if (strlen(result) == 0)
       sprintf(result, "%d", drops);
-
-   return result;
 }
 ```
 
@@ -106,7 +102,7 @@ For more information, check the [`sprintf` functon approach][approach-sprintf].
 #ifndef RAINDROPS_H
 #define RAINDROPS_H
 
-char *convert(char result[], int drops);
+void convert(char result[], int drops);
 
 #endif
 ```
@@ -132,7 +128,7 @@ static const sound_t SOUNDS[] = {
 
 #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof(arr[0]))
 
-char *convert(char result[], int drops)
+void convert(char result[], int drops)
 {
    for (size_t i = 0; i < ARRAY_SIZE(SOUNDS); i++) {
       if (drops % SOUNDS[i].factor == 0) {
@@ -143,8 +139,6 @@ char *convert(char result[], int drops)
    if (strlen(result) == 0) {
       sprintf(result, "%d", drops);
    }
-
-   return result;
 }
 ```
 

diff --git a/exercises/practice/raindrops/.approaches/sprintf/content.md b/exercises/practice/raindrops/.approaches/sprintf/content.md
@@ -6,7 +6,7 @@
 #ifndef RAINDROPS_H
 #define RAINDROPS_H
 
-char *convert(char result[], int drops);
+void convert(char result[], int drops);
 
 #endif
 ```
@@ -19,20 +19,13 @@ char *convert(char result[], int drops);
 #include <stdio.h>
 #include <string.h>
 
-#include "raindrops.h"
-
-#include <stdio.h>
-#include <string.h>
-
-char *convert(char result[], int drops)
+void convert(char result[], int drops)
 {
    sprintf(result, "%s%s%s", drops % 3 == 0 ? "Pling" : "",
            drops % 5 == 0 ? "Plang" : "", drops % 7 == 0 ? "Plong" : "");
 
    if (strlen(result) == 0)
       sprintf(result, "%d", drops);
-
-   return result;
 }
 ```
 

diff --git a/exercises/practice/raindrops/.meta/example.c b/exercises/practice/raindrops/.meta/example.c
@@ -1,9 +1,9 @@
 #include "raindrops.h"
-#include "stdio.h"
-#include "string.h"
-#include <stdlib.h>
 
-char *convert(char result[], int drops)
+#include <stdio.h>
+#include <string.h>
+
+void convert(char result[], int drops)
 {
    if (drops % 3 == 0) {
       strcat(result, "Pling");
@@ -19,5 +19,4 @@ char *convert(char result[], int drops)
       sprintf(drops_string, "%d", drops);
       strcat(result, drops_string);
    }
-   return result;
 }
diff --git a/exercises/practice/raindrops/.meta/example.h b/exercises/practice/raindrops/.meta/example.h
@@ -1,6 +1,6 @@
 #ifndef RAINDROPS_H
 #define RAINDROPS_H
 
-char *convert(char result[], int drops);
+void convert(char result[], int drops);
 
 #endif
diff --git a/exercises/practice/raindrops/raindrops.h b/exercises/practice/raindrops/raindrops.h
@@ -1,6 +1,6 @@
 #ifndef RAINDROPS_H
 #define RAINDROPS_H
 
-char *convert(char result[], int drops);
+void convert(char result[], int drops);
 
 #endif