graphs - 题库 - CZOJ

	ID	题目显示标签隐藏标签	AC / 尝试	难度
	1388	P1548E Gregor and the Two Painters data structures divide and conquer graphs greedy math *3400	0 / 0	10
	1386	P1549B Gregor and the Pawn Game dfs and similar dp flows graph matchings graphs greedy implementation *800	0 / 0	普及/提高-
	1380	P1550F Jumping Around binary search data structures divide and conquer dp dsu graphs shortest paths *2700	0 / 0	10
	1370	P1552B Running for Gold combinatorics graphs greedy sortings *1500	0 / 0	提高+/省选-
	1368	P1552D Array Differentiation bitmasks brute force constructive algorithms dfs and similar dp graphs math *1800	0 / 0	省选/NOI-
	1358	P1553E Permutation Shift brute force combinatorics constructive algorithms dfs and similar dsu graphs math *2100	0 / 0	NOI/NOI+/CTSC
	1356	P1553G Common Divisor Graph brute force constructive algorithms dsu graphs hashing math number theory *2700	0 / 0	10
	1343	P1555F Good Graph data structures dsu graphs trees *2700	0 / 0	10
	1337	P1556F Sports Betting bitmasks combinatorics dp graphs math probabilities *2500	0 / 0	9
	1335	P1556H DIY Tree graphs greedy math probabilities *3300	0 / 0	10
	1325	P1558E Down Below binary search dfs and similar graphs greedy meet-in-the-middle shortest paths *3000	0 / 0	10
	1321	P1559C Mocha and Hiking constructive algorithms graphs *1200	0 / 0	普及+/提高
	1320	P1559D1 Mocha and Diana (Easy Version) brute force constructive algorithms dsu graphs greedy trees *1400	0 / 0	普及+/提高
	1319	P1559D2 Mocha and Diana (Hard Version) brute force constructive algorithms dfs and similar dsu graphs greedy trees two pointers *2500	0 / 0	9
	1293	P1566G Four Vertices constructive algorithms data structures graphs greedy implementation shortest paths *3100	0 / 0	10
	1286	P1567F One-Four Overload 2-sat constructive algorithms dfs and similar dsu graphs implementation *2700	0 / 0	10
	1280	P1569F Palindromic Hamiltonian Path brute force dfs and similar dp graphs hashing *3000	0 / 0	10
	1269	P1572A Book binary search brute force data structures dp graphs implementation sortings *1800	0 / 0	省选/NOI-
	1266	P1572D Bridge Club flows graph matchings graphs greedy *2800	0 / 0	10
	1258	P1574D The Strongest Build binary search brute force data structures dfs and similar graphs greedy hashing implementation *2000	0 / 0	NOI/NOI+/CTSC
	1256	P1574F Occurrences combinatorics dfs and similar dp dsu fft graphs *2700	0 / 0	10
	1241	P1578A Anti-Tetris constructive algorithms graphs shortest paths *2800	0 / 0	10
	1231	P1578K Kingdom of Islands brute force graphs implementation *2800	0 / 0	10
	1225	P1579D Productive Meeting constructive algorithms graphs greedy *1400	0 / 0	普及+/提高
	1222	P1579F Array Stabilization (AND version) brute force graphs math number theory shortest paths *1700	0 / 0	提高+/省选-
	1216	P1580E Railway Construction brute force constructive algorithms data structures graphs shortest paths *3400	0 / 0	10
	1213	P1581B Diameter of Graph constructive algorithms graphs greedy math *1200	0 / 0	普及+/提高
	1200	P1583E Moment of Bloom constructive algorithms dfs and similar graph matchings graphs greedy trees *2200	0 / 0	8
	1191	P1584F Strange LCS bitmasks dp graphs greedy strings *2600	0 / 0	10
	1183	P1585G Poachers dp games graphs trees *2500	0 / 0	9
	1181	P1588F Jumping Through the Array binary search data structures graphs two pointers *3500	0 / 0	10
	1178	P1592C Bakry and Partitioning bitmasks constructive algorithms dfs and similar dp graphs trees *1700	0 / 0	提高+/省选-
	1162	P1594D The Number of Imposters constructive algorithms dfs and similar dp dsu graphs *1700	0 / 0	提高+/省选-
	1143	P1599I Desert data structures graphs *2700	0 / 0	10
	1137	P1601B Frog Traveler data structures dfs and similar dp graphs shortest paths two pointers *1900	0 / 0	省选/NOI-
	1105	P1607F Robot on the Board 2 brute force dfs and similar graphs implementation *2300	0 / 0	8
	1100	P1608C Game Master data structures dfs and similar dp graphs greedy two pointers *1700	0 / 0	提高+/省选-
	1099	P1608D Dominoes combinatorics fft graphs math number theory *2400	0 / 0	9
	1092	P1609D Social Network dsu graphs greedy implementation trees *1600	0 / 0	提高+/省选-
	1082	P1610F Mashtali: a Space Oddysey constructive algorithms dfs and similar graphs *3000	0 / 0	10
	1059	P1613E Crazy Robot dfs and similar graphs *2000	0 / 0	NOI/NOI+/CTSC
	1049	P1615C Menorah brute force graphs greedy math *1600	0 / 0	提高+/省选-
	1048	P1615D X(or)-mas Tree bitmasks dfs and similar dsu graphs trees *2200	0 / 0	8
	1047	P1615E Purple Crayon data structures dfs and similar games graphs greedy math sortings trees *2400	0 / 0	9
	1044	P1615H Reindeer Games binary search constructive algorithms data structures divide and conquer flows graphs shortest paths *3000	0 / 0	10
	1038	P1616F Tricolor Triangles brute force graphs math matrices *2900	0 / 0	10
	1037	P1616G Just Add an Edge dfs and similar dp graphs *3500	0 / 0	10
	1030	P1617E Christmas Chocolates dfs and similar dp games graphs implementation math number theory shortest paths trees *2700	0 / 0	10
	1000	P1621H Trains and Airplanes dfs and similar graphs shortest paths trees *3500	0 / 0	10
	981	P1624G MinOr Tree bitmasks dfs and similar dsu graphs greedy *1900	0 / 0	省选/NOI-

根据当前过滤条件随机选择一道题