*900 - Problem Set - 追梦算法网

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	923	P1475A Odd Divisor math number theory *900	0 / 0	(None)
	922	P1475B New Year's Number brute force dp math *900	0 / 0	(None)
	893	P1480B The Great Hero greedy implementation sortings *900	0 / 0	(None)
	872	P1486A Shifting Stacks greedy implementation *900	0 / 0	(None)
	858	P1488A From Zero To Y special problem math 900	0 / 0	(None)
	821	P1494A ABC String bitmasks brute force implementation *900	0 / 0	(None)
	809	P1496A Split it! brute force constructive algorithms greedy strings *900	0 / 0	(None)
	780	P1501B Napoleon Cake dp implementation sortings *900	0 / 0	(None)
	771	P1505A Is it rated - 2 special problem implementation interactive 900	0 / 0	(None)
	660	P1525B Permutation Sort constructive algorithms greedy *900	0 / 0	(None)
	592	P1535B Array Reodering brute force greedy math number theory sortings *900	0 / 0	(None)
	580	P1537B Bad Boy constructive algorithms greedy math *900	0 / 0	(None)
	547	P1543A Exciting Bets greedy math number theory *900	0 / 0	(None)
	546	P1543B Customising the Track combinatorics greedy math *900	0 / 0	(None)
	480	P1555A PizzaForces brute force math *900	0 / 0	(None)
	455	P1559A Mocha and Math bitmasks constructive algorithms math *900	0 / 0	(None)
	454	P1559B Mocha and Red and Blue dp greedy *900	0 / 0	(None)
	343	P1582B Luntik and Subsequences combinatorics math *900	0 / 0	(None)
	326	P1584C Two Arrays greedy math sortings *900	0 / 0	(None)
	320	P1585B Array Eversion greedy *900	0 / 0	(None)

Pick a problem randomly based on the current filter.