graphs - 题库 - FJNU

	ID	题目显示标签隐藏标签	AC / 尝试	难度
	195	P1625E1 Cats on the Upgrade (easy version) brute force data structures dfs and similar divide and conquer dp graphs trees *2500	0 / 0	(无)
	194	P1625E2 Cats on the Upgrade (hard version) binary search data structures dfs and similar graphs trees *2800	0 / 0	(无)
	182	P1627F Not Splitting geometry graphs greedy implementation shortest paths *2700	0 / 0	(无)
	167	P1630F Making It Bipartite flows graph matchings graphs number theory *3400	0 / 0	(无)
	160	P1632E1 Distance Tree (easy version) binary search data structures dfs and similar graphs shortest paths trees *2400	0 / 0	(无)
	154	P1633E Spanning Tree Queries binary search data structures dfs and similar dsu graphs greedy math sortings trees *2400	0 / 0	(无)
	148	P1634E Fair Share constructive algorithms data structures dfs and similar graph matchings graphs *2400	0 / 0	(无)
	142	P1635E Cars 2-sat constructive algorithms dfs and similar dsu graphs greedy sortings *2200	0 / 0	(无)
	130	P1638C Inversion Graph data structures dsu graphs math *1300	0 / 0	(无)
	126	P1639A Treasure Hunt graphs interactive	0 / 0	(无)
	125	P1639B Treasure Hunt graphs interactive	0 / 0	(无)
	124	P1639C Treasure Hunt graphs interactive	0 / 0	(无)
	123	P1639D Treasure Hunt graphs interactive	0 / 0	(无)
	122	P1639E Treasure Hunt graphs interactive	0 / 0	(无)
	121	P1639F Treasure Hunt graphs interactive	0 / 0	(无)
	120	P1639G Treasure Hunt graphs interactive	0 / 0	(无)
	119	P1639H Treasure Hunt graphs interactive	0 / 0	(无)
	118	P1639I Treasure Hunt graphs interactive	0 / 0	(无)
	117	P1639J Treasure Hunt graphs interactive	0 / 0	(无)
	116	P1639K Treasure Hunt graphs interactive	0 / 0	(无)
	94	P1647B Madoka and the Elegant Gift brute force constructive algorithms graphs implementation *1200	0 / 0	(无)
	85	P1648E Air Reform data structures dfs and similar divide and conquer dsu graphs implementation trees *3200	0 / 0	(无)
	84	P1648F Two Avenues data structures dfs and similar graphs *3500	0 / 0	(无)
	75	P1650G Counting Shortcuts data structures dfs and similar dp graphs shortest paths *2100	0 / 0	(无)
	71	P1651D Nearest Excluded Points binary search data structures dfs and similar graphs shortest paths *1900	0 / 0	(无)
	64	P1654E Arithmetic Operations brute force data structures graphs math *2300	0 / 0	(无)
	62	P1654G Snowy Mountain data structures dfs and similar graphs greedy shortest paths trees *2900	0 / 0	(无)
	55	P1656F Parametric MST binary search constructive algorithms graphs greedy math sortings *2600	0 / 0	(无)
	54	P1656G Cycle Palindrome constructive algorithms graphs math *3200	0 / 0	(无)
	52	P1656I Neighbour Ordering constructive algorithms graphs *3500	0 / 0	(无)
	46	P1657F Words on Tree 2-sat dfs and similar dsu graphs trees *2600	0 / 0	(无)
	3539	P1659E AND-MEX Walk bitmasks brute force data structures dfs and similar dsu graphs greedy	0 / 0	(无)
	30	P1661B Getting Zero bitmasks brute force dfs and similar dp graphs greedy shortest paths *1300	0 / 0	(无)
	1	P1666L Labyrinth dfs and similar graphs *1800	0 / 0	(无)
	7751	P1670C Where is the Pizza? data structures dfs and similar dsu graphs implementation math *1400	0 / 0	(无)
	7736	P1672F1 Array Shuffling constructive algorithms graphs greedy *2000	0 / 0	(无)
	7735	P1672F2 Checker for Array Shuffling constructive algorithms dfs and similar graphs *2800	0 / 0	(无)
	7734	P1672G Cross Xor constructive algorithms graphs math matrices *3200	0 / 0	(无)
	7719	P1674G Remove Directed Edges dfs and similar dp graphs *2000	0 / 0	(无)
	7715	P1675D Vertical Paths graphs implementation trees *1300	0 / 0	(无)
	7705	P1676G White-Black Balanced Subtrees dfs and similar dp graphs trees *1300	0 / 0	(无)
	7700	P1677C Tokitsukaze and Two Colorful Tapes constructive algorithms dfs and similar graphs greedy *1900	0 / 0	(无)
	7778	P1679D Toss a Coin to Your Graph... binary search dfs and similar dp graphs *1900	0 / 0	(无)
	7770	P1680F Lenient Vertex Cover dfs and similar divide and conquer dsu graphs trees *2600	0 / 0	(无)
	7783	P1682E Unordered Swaps constructive algorithms dfs and similar graphs greedy math sortings	0 / 0	(无)
	7782	P1682F MCMF? data structures flows graphs greedy sortings two pointers	0 / 0	(无)
	7853	P1687B Railway System constructive algorithms graphs greedy interactive sortings *1700	0 / 0	(无)
	7841	P1689E ANDfinity bitmasks brute force constructive algorithms dfs and similar dsu graphs *2500	0 / 0	(无)
	7835	P1690F Shifting String graphs math number theory strings *1700	0 / 0	(无)
	7829	P1691E Number of Groups data structures dfs and similar dsu graphs greedy sortings *2300	0 / 0	(无)
	7817	P1693C Keshi in Search of AmShZ graphs greedy shortest paths *2300	0 / 0	(无)
	7806	P1695E Ambiguous Dominoes constructive algorithms dfs and similar graphs	0 / 0	(无)
	7931	P1696F Tree Recovery brute force constructive algorithms dfs and similar dsu graphs trees *2600	0 / 0	(无)
	7801	P1697E Coloring brute force combinatorics constructive algorithms dp geometry graphs greedy implementation math *2400	0 / 0	(无)
	7800	P1697F Too Many Constraints 2-sat constructive algorithms graphs implementation *2800	0 / 0	(无)
	7923	P1698F Equal Reversal constructive algorithms graphs implementation math *2800	0 / 0	(无)
	7906	P1702E Split Into Two Sets dfs and similar dsu graphs *1600	0 / 0	(无)
	7983	P1704E Count Seconds brute force constructive algorithms dp graphs implementation math *2200	0 / 0	(无)
	7881	P1707C DFS Trees dfs and similar dsu graphs greedy sortings trees *2400	0 / 0	(无)
	7870	P1709F Multiset of Strings bitmasks brute force dp fft flows graphs math meet-in-the-middle trees *2500	0 / 0	(无)
	7863	P1711B Party brute force graphs *1300	0 / 0	(无)
	7988	P1715E Long Way Home binary search brute force chinese remainder theorem combinatorics constructive algorithms data structures dfs and similar divide and conquer dp dsu expression parsing flows games geometry graph matchings graphs greedy hashing implementation interactive math matrices number theory probabilities schedules shortest paths sortings string suffix structures strings ternary search trees two pointers	0 / 0	(无)
	8053	P1717F Madoka and The First Session constructive algorithms flows graph matchings graphs implementation *2500	0 / 0	(无)
	7947	P1718E Impressionism constructive algorithms graphs implementation math	0 / 0	(无)
	8042	P1721F Matching Reduction brute force constructive algorithms dfs and similar flows graph matchings graphs interactive *2800	0 / 0	(无)
	8022	P1725M Moving Both Hands dp graphs shortest paths *1800	0 / 0	(无)
	8019	P1726C Jatayu's Balanced Bracket Sequence data structures dsu graphs greedy *1300	0 / 0	(无)
	8018	P1726D Edge Split brute force constructive algorithms dfs and similar dsu graphs probabilities trees *2000	0 / 0	(无)
	8083	P1735C Phase Shift dfs and similar dsu graphs greedy implementation strings *1400	0 / 0	4
	8076	P1738D Permutation Addicts constructive algorithms data structures dfs and similar dsu graphs trees *1900	0 / 0	6
	8074	P1738F Connectivity Addicts constructive algorithms dsu graphs greedy interactive shortest paths trees *2400	0 / 0	9
	8068	P1739D Reset K Edges binary search data structures dfs and similar graphs greedy trees	0 / 0	(无)
	8156	P1749E Cactus Wall constructive algorithms dfs and similar graphs shortest paths *2400	0 / 0	9
	8142	P1753D The Beach constructive algorithms dfs and similar graphs shortest paths *2400	0 / 0	9
	8133	P1758E Tick, Tock combinatorics dfs and similar dsu graphs *2500	0 / 0	9
	8118	P1760G SlavicG's Favorite Problem bitmasks dfs and similar graphs *1700	0 / 0	5
	8115	P1761C Set Construction constructive algorithms dfs and similar graphs greedy *1400	0 / 0	4
	8113	P1761E Make It Connected binary search brute force constructive algorithms dsu graphs greedy matrices trees two pointers *2400	0 / 0	9
	8241	P1763E Node Pairs dp graphs math number theory *2200	0 / 0	8
	8240	P1763F Edge Queries data structures dfs and similar dp dsu graphs trees *3000	0 / 0	10
	8107	P1764C Doremy's City Construction graphs greedy *1400	0 / 0	4
	8092	P1765H Hospital Queue binary search graphs greedy implementation *2200	0 / 0	8
	8229	P1767E Algebra Flash bitmasks brute force dp graphs math meet-in-the-middle trees *2500	0 / 0	9
	8277	P1768D Lucky Permutation constructive algorithms dfs and similar graphs greedy	0 / 0	(无)
	8224	P1770D Koxia and Game binary search data structures dfs and similar dsu games graph matchings graphs implementation	0 / 0	(无)
	8208	P1772F Copy of a Copy of a Copy constructive algorithms dfs and similar graphs implementation sortings *2000	0 / 0	7
	8270	P1775D Friendly Spiders graphs math number theory shortest paths	0 / 0	(无)
	8256	P1779E Anya's Simultaneous Exhibition constructive algorithms data structures graphs greedy interactive sortings	0 / 0	(无)
	8254	P1779G The Game of the Century constructive algorithms graphs shortest paths	0 / 0	(无)
	8262	P1783F Double Sort II dfs and similar flows graph matchings graphs	0 / 0	(无)
	8381	P1840F Railguns brute force dfs and similar dp graphs *2200	0 / 0	8
	8362	P1842D Tenzing and His Animal Friends constructive algorithms graphs greedy *1900	0 / 0	6
	8357	P1842H Tenzing and Random Real Numbers bitmasks dp graphs math probabilities *3000	0 / 0	10
	8346	P1843F1 Omsk Metro (simple version) data structures dfs and similar dp graphs greedy math trees *1800	0 / 0	6
	8337	P1844E Great Grids 2-sat constructive algorithms dfs and similar dsu graphs *2400	0 / 0	9
	8339	P1844E Great Grids 2-sat constructive algorithms dfs and similar dsu graphs *2400	0 / 0	9
	8315	P1846G Rudolf and CodeVid-23 bitmasks dp graphs greedy shortest paths *1900	0 / 0	6
	8295	P1850H The Third Letter dfs and similar graphs greedy implementation	0 / 0	(无)
	8291	P1851E Nastya and Potions dfs and similar dp graphs shortest paths	0 / 0	(无)
	8290	P1851G Vlad and the Mountains data structures dsu graphs sortings trees two pointers	0 / 0	(无)

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