Codeforces - 题库 - 云斗学院

ID	题目显示标签隐藏标签	AC / 尝试	难度
7802	P1682A Palindromic Indices strings	0 / 0	(无)
7801	P1682B AND Sorting bitmasks constructive algorithms sortings	0 / 0	(无)
7800	P1682C LIS or Reverse LIS? constructive algorithms greedy implementation math	0 / 0	(无)
7799	P1682D Circular Spanning Tree constructive algorithms trees	0 / 0	(无)
7798	P1682E Unordered Swaps constructive algorithms data structures dfs and similar graphs greedy math sortings trees	0 / 0	(无)
7797	P1682F MCMF? data structures flows graphs greedy sortings two pointers	0 / 0	(无)
1479	P1684A Digit Minimization constructive algorithms games math *800	0 / 0	(无)
1478	P1684B Z mod X = C constructive algorithms math *800	0 / 0	(无)
1477	P1684C Column Swapping constructive algorithms implementation sortings *1400	0 / 0	(无)
1476	P1684D Traps constructive algorithms greedy sortings *1700	0 / 0	(无)
1475	P1684E MEX vs DIFF binary search brute force constructive algorithms data structures greedy hashing two pointers *2100	0 / 0	(无)
1474	P1684F Diverse Segments two pointers *2600	0 / 0	(无)
1473	P1684G Euclid Guess flows graph matchings math number theory *2800	0 / 0	(无)
1472	P1684H Hard Cut constructive algorithms divide and conquer math *3400	0 / 0	(无)
7810	P1685A Circular Local MiniMax constructive algorithms greedy sortings *1100	0 / 0	(无)
7809	P1685B Linguistics greedy implementation strings *2000	0 / 0	(无)
7808	P1685C Bring Balance brute force constructive algorithms greedy *2600	0 / 0	(无)
7807	P1685D1 Permutation Weight (Easy Version) constructive algorithms dfs and similar dsu *2800	0 / 0	(无)
7806	P1685D2 Permutation Weight (Hard Version) constructive algorithms greedy *3500	0 / 0	(无)
7805	P1685E The Ultimate LIS Problem data structures greedy *3500	0 / 0	(无)

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