Why is this https://ideone.com/gCdcs4 giving me runtime error but this does not https://ideone.com/14lMhi for http://mirror.codeforces.com/problemset/problem/779/C?
I have just changed equality sign. I have figured out the input but not aware of why it is happening so?
comp(a, a) must return false.
Can u elaborate a bit? Why is that so and when is this done?
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Can somebody help?