Codeforces - 题库 - 云斗学院

ID	题目显示标签隐藏标签	AC / 尝试	难度
7946	P1710B Rain binary search brute force data structures geometry greedy implementation math	0 / 0	(无)
7945	P1710C XOR Triangle bitmasks constructive algorithms dp	0 / 0	(无)
7944	P1710D Recover the Tree constructive algorithms trees	0 / 0	(无)
7943	P1710E Two Arrays binary search games graph matchings	0 / 0	(无)
7942	P1711A Perfect Permutation constructive algorithms	0 / 0	(无)
7941	P1711B Party brute force graphs	0 / 0	(无)
8023	P1712A Wonderful Permutation greedy implementation *800	0 / 0	3
8022	P1712B Woeful Permutation constructive algorithms greedy number theory *800	0 / 0	3
8021	P1712C Sort Zero greedy sortings *1100	0 / 0	3
8020	P1712D Empty Graph binary search constructive algorithms data structures greedy shortest paths *2000	0 / 0	7
8019	P1712E1 LCM Sum (easy version) binary search brute force combinatorics math number theory two pointers *2300	0 / 0	8
8018	P1712E2 LCM Sum (hard version) brute force data structures math number theory two pointers *2500	0 / 0	9
8017	P1712F Triameter binary search data structures dfs and similar trees *3200	0 / 0	10
8016	P1713A Traveling Salesman Problem geometry greedy implementation *800	0 / 0	3
8015	P1713B Optimal Reduction constructive algorithms sortings *1000	0 / 0	3
8014	P1713C Build Permutation constructive algorithms dp math *1200	0 / 0	4
8013	P1713D Tournament Countdown constructive algorithms greedy interactive number theory probabilities *1800	0 / 0	6
8012	P1713E Cross Swapping 2-sat data structures dsu greedy matrices *2400	0 / 0	9
8011	P1713F Lost Array bitmasks combinatorics constructive algorithms dp math *2900	0 / 0	10
7960	P1714A Everyone Loves to Sleep implementation math *900	0 / 0	3

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