combinatorics - Codeforces - 题库

ID	题目显示标签隐藏标签	AC / 尝试	难度
5724	P479E Riding in a Lift combinatorics dp *1900	0 / 0	(无)
5718	P482D Random Function and Tree combinatorics dp trees *2700	0 / 0	(无)
5692	P489D Unbearable Controversy of Being brute force combinatorics dfs and similar graphs *1700	0 / 0	(无)
5690	P489F Special Matrices combinatorics dp *2100	0 / 0	(无)
5646	P500D New Year Santa Network combinatorics dfs and similar graphs trees *1900	0 / 0	(无)
5638	P501E Misha and Palindrome Degree binary search combinatorics implementation *2500	0 / 0	(无)
5629	P506E Mr combinatorics dp matrices strings *3000	0 / 0	(无)
5577	P518D Ilya and Escalator combinatorics dp math probabilities *1700	0 / 0	(无)
5575	P518F Pasha and Pipe binary search brute force combinatorics dp implementation *2300	0 / 0	(无)
5565	P520E Pluses everywhere combinatorics dp math number theory *2200	0 / 0	(无)
5506	P535B Tavas and SaDDas bitmasks brute force combinatorics implementation *1100	0 / 0	(无)
5462	P547C Mike and Foam bitmasks combinatorics dp math number theory *2300	0 / 0	(无)
5441	P551D GukiZ and Binary Operations combinatorics implementation math matrices number theory *2100	0 / 0	(无)
5436	P552D Vanya and Triangles brute force combinatorics data structures geometry math sortings *1900	0 / 0	(无)
5434	P553A Kyoya and Colored Balls combinatorics dp math *1500	0 / 0	(无)
5433	P553B Kyoya and Permutation binary search combinatorics constructive algorithms greedy implementation math *1900	0 / 0	(无)
5417	P557D Vitaly and Cycle combinatorics dfs and similar graphs math *2000	0 / 0	(无)
5408	P559C Gerald and Giant Chess combinatorics dp math number theory *2200	0 / 0	(无)
5407	P559D Randomizer combinatorics geometry probabilities *2800	0 / 0	(无)
5389	P568B Symmetric and Transitive combinatorics dp math *1900	0 / 0	(无)

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