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| -rw-r--r-- | codeforces.md | 2 |
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diff --git a/codeforces.md b/codeforces.md index 51c861f..3cc91ed 100644 --- a/codeforces.md +++ b/codeforces.md @@ -543,3 +543,5 @@ - ~~1535E: Read the problem carefully and think about what classical problems that it's similar to and try to adapt that algorithm to work here~~ - ~~1646E: Pretty trivial but make sure you read the limits correctly~~ + +- 1641C: Optimize a slow solution using a set so every person is only processed once |