number theory - Problem Set - 追梦算法网

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	270	P1601A Array Elimination bitmasks greedy math number theory *1300	0 / 0	(None)
	262	P1603A Di-visible Confusion constructive algorithms math number theory *1300	0 / 0	(None)
	261	P1603B Moderate Modular Mode constructive algorithms math number theory *1600	0 / 0	(None)
	260	P1603C Extreme Extension dp greedy math number theory *2300	0 / 0	(None)
	259	P1603D Artistic Partition divide and conquer dp number theory *3000	0 / 0	(None)
	254	P1605A A.M math number theory *800	0 / 0	(None)
	250	P1605E Array Equalizer binary search greedy implementation math number theory sortings two pointers *2400	0 / 0	(None)
	246	P1606C Banknotes greedy number theory *1400	0 / 0	(None)
	231	P1608D Dominoes combinatorics fft graphs math number theory *2400	0 / 0	(None)
	227	P1609A Divide and Multiply greedy implementation math number theory *900	0 / 0	(None)
	225	P1609C Complex Market Analysis binary search dp implementation number theory schedules two pointers *1400	0 / 0	(None)
	216	P1610D Not Quite Lee combinatorics dp math number theory *2000	0 / 0	(None)
	199	P1612D X-Magic Pair math number theory *1600	0 / 0	(None)
	186	P1614D1 Divan and Kostomuksha (easy version) dp number theory *2100	0 / 0	(None)
	185	P1614D2 Divan and Kostomuksha (hard version) dp number theory *2300	0 / 0	(None)
	166	P1617B GCD Problem brute force constructive algorithms math number theory *900	0 / 0	(None)
	162	P1617E Christmas Chocolates dfs and similar dp games graphs implementation math number theory shortest paths trees *2700	0 / 0	(None)
	125	P1622F Quadratic Set constructive algorithms hashing math number theory *2900	0 / 0	(None)
	101	P1626F A Random Code Problem combinatorics dp math number theory probabilities *2800	0 / 0	(None)
	98	P1627C Not Assigning constructive algorithms dfs and similar number theory trees *1400	0 / 0	(None)

Pick a problem randomly based on the current filter.