spectaclehong's blog

By spectaclehong, history, 2 years ago, In English,

I entered Educational Codeforces Round 48, and I got WA in problem E.

With the contest end, I checked command : wrong answer 154th numbers differ — expected: '0.0000000', found: '-0.0000000', error = '-0.0000000'

I tried change -0 to 0 with abs function, but it doesn't work.

My source code : http://codeforces.com/contest/1016/submission/41186743

Why this happens, and how can I fix it? Does it have a meaning that I do not know at -0.000?

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By spectaclehong, history, 3 years ago, In English,
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