Coolest C Trick
Hello Everyone, Just a quick post here… Today I have seen a code snippet which makes me quite happy. 1 2 3 4 5 6 7 8 9 #include <stdio.h> int main() { int x = 10; while (x --> 0) // x goes to 0 { printf("%d ", x); } } The the output of this is: 1 9 8 7 6 5 4 3 2 1 0 It was a little suprising for me at first sight. I thought that what the hell is --> operator. After then I understand that it is actually x-- and >. X compared with 0 (cheked if it is bigger than 0) and then it is decremented by 1. Therefore, this loop can be decoded to this: ...