math - Problem Set - 追梦算法网

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	7786	P1705F Mark and the Online Exam bitmasks constructive algorithms interactive math probabilities	0 / 0	(None)
	7784	P1706B Making Towers dp greedy math	0 / 0	(None)
	7776	P1707D Partial Virtual Trees combinatorics dfs and similar dp math trees	0 / 0	(None)
	7773	P1708A Difference Operations greedy math	0 / 0	(None)
	7772	P1708B Difference of GCDs constructive algorithms math	0 / 0	(None)
	7838	P1709A Three Doors brute force greedy implementation math *800	0 / 0	(None)
	7835	P1709D Rorororobot binary search data structures greedy math *1700	0 / 0	(None)
	7833	P1709F Multiset of Strings bitmasks brute force dp fft flows graphs math meet-in-the-middle trees *2500	0 / 0	(None)
	7832	P1710A Color the Picture constructive algorithms greedy math *1500	0 / 0	(None)
	7831	P1710B Rain binary search brute force data structures geometry greedy implementation math *2100	0 / 0	(None)
	7830	P1710C XOR Triangle bitmasks brute force constructive algorithms dp greedy math *2500	0 / 0	(None)
	7853	P1712B Woeful Permutation constructive algorithms greedy math number theory	0 / 0	(None)
	7850	P1712E1 LCM Sum (easy version) binary search combinatorics math number theory two pointers	0 / 0	(None)
	7849	P1712E2 LCM Sum (hard version) combinatorics data structures math number theory	0 / 0	(None)
	7823	P1713C Build Permutation constructive algorithms dp math *1200	0 / 0	(None)
	7820	P1713F Lost Array bitmasks combinatorics constructive algorithms dp math *2900	0 / 0	(None)
	7819	P1714A Everyone Loves to Sleep implementation math *900	0 / 0	(None)
	7815	P1714E Add Modulo 10 brute force math number theory *1400	0 / 0	(None)
	7876	P1715A Crossmarket constructive algorithms greedy math	0 / 0	(None)
	7875	P1715B Beautiful Array constructive algorithms greedy math	0 / 0	(None)

Pick a problem randomly based on the current filter.