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About a submission that i have made in code forces
In the same problem at first I submitted this solution: https://codeforces.com/contest/1620/submission/142528587 then the only thing that I changed is that I included usigned long long int and the results changed drastically why?? second code: https://codeforces.com/contest/1620/submission/142528959
1 Answer
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If any of the difference calculations should result in a negative number, then it will cause an underflow in the unsigned version and the max() results will be quite different.
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