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Codeforces Round #438 by Sberbank and Barcelona Bootcamp (Div. 1 + Div. 2 combined) A,B,C【真的菜·】
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Codeforces Round #598 (Div. 3) A,B,C,D{E,F待补}
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Codeforces Global Round 6[A,B,C]
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Codeforces Round #604 (Div. 2) A,B,C【D题待补】
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Codeforces Round #508 (Div. 2)【A,B,C,D】【实验室日常周赛训练】
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Educational Codeforces Round 74 (Rated for Div. 2)【A,B,C【贪心】,D【正难则反的思想】】
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Codeforces Round #459 (Div. 2) C题【思维好题--括号匹配问题】
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Codeforces Round #591 (Div. 2, based on Technocup 2020 Elimination Round 1) C. Save the Nature【枚举二分答
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Codeforces Round #588 (Div. 2) D题【补题ING】
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Educational Codeforces Round 72 (Rated for Div. 2) C题
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Codeforces Round #599 (Div. 2) A,B1，B2,C 【待补 D】
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Educational Codeforces Round 67 (Rated for Div. 2) B题【前缀+二分】【补题ING系列】
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Codeforces Round #555 (Div. 3) C1,C2【补题】
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Codeforces Round #464 (Div. 2) D题【最小生成树】
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2019-2020 ICPC, NERC, Southern and Volga Russian Regional Contest (Online Mirror, ICPC Rules, Teams
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Codeforces Round #583 (Div. 1 + Div. 2, based on Olympiad of Metropolises) C题
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Educational Codeforces Round 72 (Rated for Div. 2) B题
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Codeforces Round #583 (Div. 1 + Div. 2, based on Olympiad of Metropolises) A题
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Educational Codeforces Round 76 (Rated for Div. 2) D题
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Codeforces Round #553 (Div. 2) 【C. Problem for Nazar】
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Codeforces Round #592 (Div. 2)【C题】{补题ING}
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Educational Codeforces Round 72 (Rated for Div. 2) A题
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CF1513C.Add One
习题记录
DP之线性DP
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记codeforces一个简单模拟题
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Codeforces Round #485 (Div. 2)
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588
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