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Krypto02's blog

By Krypto02, 2 years ago, In English

I was trying to solve a problem Codeforces Round 291 Div2 B. I have written the following solution with the idea of number of unique slopes being the answer. Please tell what is incorrect with my code. My Code : 166298188 .

Tags cpp, set
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2 years ago, # |
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Your slope doesnt work well when $$$x0 = x$$$ (it can either be -inf or inf depending on what y is). I would also recommend not using floats whenever possible to avoid precision issues. The editorial solution has a good workaround that, you should check it out!