Why am I getting TLE on test 1? My code is running on Codeblocks with the given test case. Even the code works on custom test(I used the given test case). It takes 15ms. I was expecting Accepted or Wrong Answer or TLE on larger test cases or something else. But why TLE on Test 1?

Problem: https: //codeforces.com/gym/100551/problem/A My submission: https://mirror.codeforces.com/gym/100551/submission/189018331