graphs - 题库 - CZOJ

	ID	题目显示标签隐藏标签	AC / 尝试	难度
	8414	P8B Obsession with Robots constructive algorithms graphs implementation *1400	0 / 0	普及+/提高
	8411	P8E Beads dp graphs *2600	0 / 0	10
	8406	P9E Interesting Graph and Apples dfs and similar dsu graphs *2300	0 / 0	8
	8397	P11D A Simple Task bitmasks dp graphs *2200	0 / 0	8
	8382	P14D Two Paths dfs and similar dp graphs shortest paths trees two pointers *1900	0 / 0	省选/NOI-
	8353	P20C Dijkstra? graphs shortest paths *1900	1 / 1	普及/提高-
	8349	P21D Traveling Graph bitmasks graph matchings graphs *2400	0 / 0	9
	8346	P22C System Administrator graphs *1700	0 / 0	提高+/省选-
	8344	P22E Scheme dfs and similar graphs trees *2300	0 / 0	8
	8342	P23B Party constructive algorithms graphs math *1600	0 / 0	提高+/省选-
	8338	P24A Ring road graphs *1400	0 / 0	普及+/提高
	8331	P25C Roads in Berland graphs shortest paths *1900	0 / 0	省选/NOI-
	8330	P25D Roads not only in Berland dsu graphs trees *1900	0 / 0	省选/NOI-
	8320	P27D Ring Road 2 2-sat dfs and similar dsu graphs *2200	0 / 0	8
	8317	P28B pSort dfs and similar dsu graphs *1600	1 / 1	提高+/省选-
	8311	P29C Mail Stamps data structures dfs and similar graphs implementation *1700	0 / 0	提高+/省选-
	8309	P29E Quarrel graphs shortest paths *2400	0 / 0	9
	8290	P33D Knights geometry graphs shortest paths sortings *2000	0 / 0	NOI/NOI+/CTSC
	8285	P34D Road Map dfs and similar graphs *1600	0 / 0	提高+/省选-
	8274	P36E Two Paths constructive algorithms dsu graphs implementation *2600	0 / 0	10
	8269	P37E Trial for Chief graphs greedy shortest paths *2600	0 / 0	10
	8240	P41E 3-cycles constructive algorithms graphs greedy *1900	0 / 0	省选/NOI-
	8235	P42E Baldman and the military dfs and similar graphs trees *2700	0 / 0	10
	8224	P44F BerPaint geometry graphs *2700	0 / 0	10
	8212	P45H Road Problem graphs *2100	0 / 0	NOI/NOI+/CTSC
	8204	P46F Hercule Poirot Problem dsu graphs *2300	0 / 0	8
	8193	P48E Ivan the Fool VS Gorynych the Dragon dp games graphs *2100	0 / 0	NOI/NOI+/CTSC
	8175	P51E Pentagon combinatorics graphs matrices *2400	0 / 0	9
	8174	P51F Caterpillar dfs and similar dp graphs trees *2800	0 / 0	10
	8136	P59E Shortest Path graphs shortest paths *2000	0 / 0	NOI/NOI+/CTSC
	8127	P61D Eternal Victory dfs and similar graphs greedy shortest paths trees *1800	0 / 0	省选/NOI-
	8122	P62D Wormhouse dfs and similar graphs *2300	0 / 0	8
	8096	P67A Partial Teacher dp graphs greedy implementation *1800	0 / 0	省选/NOI-
	8059	P73D FreeDiv dfs and similar graphs greedy *2200	0 / 0	8
	8054	P74C Chessboard Billiard dfs and similar dsu graphs number theory *2100	0 / 0	NOI/NOI+/CTSC
	8046	P76A Gift dsu graphs sortings trees *2200	0 / 0	8
	8031	P78E Evacuation flows graphs shortest paths *2300	0 / 0	8
	8019	P81E Pairs dfs and similar dp dsu graphs implementation trees *2700	0 / 0	10
	8011	P83C Track graphs greedy shortest paths *2400	0 / 0	9
	8002	P85E Guard Towers binary search dsu geometry graphs sortings *2600	0 / 0	10
	7993	P87D Beautiful Road dfs and similar dp dsu graphs implementation sortings trees *2300	0 / 0	8
	7988	P89B Widget Library dp expression parsing graphs implementation *2300	0 / 0	8
	7980	P91C Ski Base combinatorics dsu graphs *2300	0 / 0	8
	7979	P91D Grocer's Problem constructive algorithms graphs greedy *2600	0 / 0	10
	7969	P94B Friends graphs implementation math *1300	0 / 0	普及+/提高
	7964	P95E Lucky Country dp dsu graphs *2500	0 / 0	9
	7959	P97C Winning Strategy binary search graphs math shortest paths *2400	0 / 0	9
	7957	P97E Leaders dfs and similar dsu graphs trees *2200	0 / 0	8
	7931	P103B Cthulhu dfs and similar dsu graphs *1500	0 / 0	提高+/省选-
	7916	P107A Dorm Water Supply dfs and similar graphs *1400	0 / 0	普及+/提高

根据当前过滤条件随机选择一道题