*1300 - Problem Set - 追梦算法网

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	2264	P1209B Koala and Lights implementation math number theory *1300	0 / 0	(None)
	2213	P1216D Swords math *1300	0 / 0	(None)
	2209	P1217A Creating a Character binary search math *1300	0 / 0	(None)
	2191	P1220B Multiplication Table math number theory *1300	0 / 0	(None)
	2190	P1220C Substring Game in the Lesson games greedy strings *1300	0 / 0	(None)
	2169	P1225B2 TV Subscriptions (Hard Version) implementation two pointers *1300	0 / 0	(None)
	2142	P1234B2 Social Network (hard version) data structures implementation *1300	0 / 0	(None)
	2135	P1236C Labs constructive algorithms greedy implementation *1300	0 / 0	(None)
	2130	P1237B Balanced Tunnel data structures sortings two pointers *1300	0 / 0	(None)
	2121	P1238B Kill 'Em All greedy sortings *1300	0 / 0	(None)
	2081	P1249B2 Books Exchange (hard version) dfs and similar dsu math *1300	0 / 0	(None)
	2080	P1249C1 Good Numbers (easy version) brute force greedy implementation *1300	0 / 0	(None)
	2012	P1260B Obtain Two Zeroes binary search math *1300	0 / 0	(None)
	1992	P1265B Beautiful Numbers data structures implementation math two pointers *1300	0 / 0	(None)
	1953	P1271B Blocks greedy math *1300	0 / 0	(None)
	1952	P1271C Shawarma Tent brute force geometry greedy implementation *1300	0 / 0	(None)
	1918	P1279B Verse For Santa binary search brute force implementation *1300	0 / 0	(None)
	1885	P1285B Just Eat It! dp greedy implementation *1300	0 / 0	(None)
	1858	P1291B Array Sharpening greedy implementation *1300	0 / 0	(None)
	1846	P1294C Product of Three Numbers greedy math number theory *1300	0 / 0	(None)

Pick a problem randomly based on the current filter.