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Codeforces C. Johnny and Another Rating Drop (二進制 / 貪心)(Round #647 Div.2)
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2020-07-07 08:11:12
Codeforces E. Tree Shuffling (樹 & dfs) (Round #646 Div.2)
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2020-07-07 08:11:12
Codeforces B. Subsequence Hate (二進制 / 思維) (Round #646 Div.2)
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2020-07-07 08:11:10
HDU1542 Atlantis (線段樹 / 求總面積)
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2020-07-07 08:11:10
Codeforces C. Celex Update (思維) (Round #645 Div.2)
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2020-07-07 08:11:10
西科大第十六屆ACM程序設計競賽 E 呼蘭河傳 (數學)
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2020-07-07 08:11:09
Codeforces C. Game On Leaves (貪心 / “博弈”) (Round #646 Div.2)
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2020-07-07 08:11:09
Codeforces C. RationalLee (思維) (Round #652 Div.2)
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2020-07-07 08:11:09
SCPC :RGB (思維 / 線段樹)
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2020-07-07 08:11:08
Codeforces C. Number Game (數學 / 博弈) (Round #651 Div.2)
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2020-07-07 08:11:08
SCPC :普普通通的DP(&位運算)
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2020-07-07 08:11:08
Codeforces D. Yet Another Yet Another Task (區間和 / 貪心)(Round 88 Div.2)
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2020-07-07 08:11:08
Codeforces D. Maximum Sum on Even Positions (思維 / 最大子段和)(Round 90 Rated for Div.2)
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2020-07-07 08:11:08
Codeforces C. Palindromic Paths (迴文串 / 思維) (Round 89 Rated for Div.2)
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2020-07-07 08:11:08
Codeforces C1. Simple Polygon Embedding (數學 / 計算幾何) (Round 87 Rated for Div.2)
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2020-07-07 08:11:07
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