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Codeforces C2. Not So 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
Codeforces D. Game With Array (構造) (Round #643 Div.2)
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2020-07-07 08:11:07
POJ 3579 Median (二分套用)
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2020-07-07 08:11:07
Codeforces C. Move Brackets (思維) (Round #653 Div.3)
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2020-07-07 08:11:07
Codeforces C. Count Triangles (數學 / 前綴和) (Round #643 Div.2)
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2020-07-07 08:11:07
Codeforces E. Special Elements (前綴和) (Round #640 Div.4)
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2020-07-07 08:11:07
Codeforces D. AND, OR and square sum (二進制 / 位運算) (Global Round 8)
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2020-07-07 08:11:07
Codeforces C. Ehab and Prefix MEXs (思維) (Round #649 Div.2)
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2020-07-07 08:11:07
Codeforces D. Task On The Board (思維 / 構造) (Round #650 Div.3)
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2020-07-07 08:11:07
Codeforces D. Multiset (樹狀數組 & 二分)(Round 87 Rated for Div.2)
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2020-07-07 08:11:07
Codeforces D. Zero Remainder Array (思維 / 模擬) (Round #653 Div.3)
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2020-07-07 08:11:07
Codeforces C. Rotation Matching(思維) (Round #648 Div.2)
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2020-07-07 08:11:07
Codeforces C. Social Distance (模擬) (Round #650 Div.3)
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2020-07-07 08:11:07
Codeforces C. Pluses and Minuses (思維 / 模擬) (Round 90 Rated for Div.2)
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2020-07-07 08:11:07
Codeforces C. Board Moves (思維) (Round #642 Div.3)
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2020-07-07 08:11:07
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