For test case x = 0 and y = 0 the answer should be 0 and when I run it on my compiler the output is 0 but when I submitted the code, the checker showed 2 as output. ↵
https://codeforces.me/contest/2075/submission/311384533↵
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edit : There was undefined behavior in this code because I passed 0 to __builtinclz .Thanks for helping.
https://codeforces.me/contest/2075/submission/311384533↵
↵
edit : There was undefined behavior in this code because I passed 0 to __builtinclz .Thanks for helping.