diff --git a/objc-xcode-warnings-errors/FISAppDelegate.m b/objc-xcode-warnings-errors/FISAppDelegate.m
index f269a95..950a66e 100644
--- a/objc-xcode-warnings-errors/FISAppDelegate.m
+++ b/objc-xcode-warnings-errors/FISAppDelegate.m
@@ -9,40 +9,41 @@ - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(
     
     NSString *unused = @"This variable generates a warning because it is unused.";
     
-//    NSLog(@"%@", unused);
+      NSLog(@"%@", unused);
     
-//    NSInteger *i = 0;
-//    NSLog(@"i: %li", i);
+    NSInteger i = 12;
+    NSLog(@"i: %li", i);
     
-//    NSInteger x = i + 1;
-//    NSLog(@"x: %li", x);
+        NSInteger x = i + 1;
+        NSLog(@"x: %li", x);
     
     NSLog(@"Anything after the return statement will not get executed.");
     
     return YES; // this line ends the method
     
     NSLog(@"Take note that this line doesn't print to the console.");
-}
 
-//NSString *message = @"Even though they don't belong here, the compiler won't actually complain about string literals or primitives defined outside of a method body (which is held by  curly braces {...} ), but...";
 
-//NSInteger j = 0;
-//BOOL itIsKnownKhaleesi = YES;
+NSString *message = @"Even though they don't belong here, the compiler won't actually complain about string literals or primitives defined outside of a method body (which is held by  curly braces {...} ), but...";
+
+NSInteger j = 0;
+BOOL itIsKnownKhaleesi = YES;
 
-//NSLog(@"...any statements containing function calls, operations, or method calls will produce errors.");
+NSLog(@"...any statements containing function calls, operations, or method calls will produce errors.");
 
 
 
 
-//NSLog(@"%@", message);
+NSLog(@"%@", message);
 
 
 
-//j++;
+j++;
 
-//itIsKnownKhaleesi = NO;
+itIsKnownKhaleesi = NO;
 
 
-//NSString *notLocal = [NSString stringWithString:@"Which means the variables above, while permitted, can't be used in the way that you intend."];
+NSString *notLocal = [NSString stringWithString:@"Which means the variables above, while permitted, can't be used in the way that you intend."];
+}
 
 @end