Problem Set - 追梦算法网

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	58	P1635B Avoid Local Maximums greedy *800	0 / 0	(None)
	57	P1635C Differential Sorting constructive algorithms greedy *1200	0 / 0	(None)
	56	P1635D Infinite Set bitmasks dp math matrices number theory strings *1800	0 / 0	(None)
	55	P1635E Cars 2-sat constructive algorithms dfs and similar dsu graphs greedy sortings *2200	0 / 0	(None)
	54	P1635F Closest Pair data structures greedy *2800	0 / 0	(None)
	53	P1637A Sorting Parts brute force sortings *800	0 / 0	(None)
	52	P1637B MEX and Array brute force dp greedy math *1100	0 / 0	(None)
	51	P1637C Andrew and Stones greedy implementation *1200	0 / 0	(None)
	50	P1637D Yet Another Minimization Problem dp greedy math *1800	0 / 0	(None)
	49	P1637E Best Pair binary search brute force implementation *2100	0 / 0	(None)
	48	P1637F Towers constructive algorithms dfs and similar dp greedy trees *2500	0 / 0	(None)
	47	P1637G Birthday constructive algorithms greedy math *3000	0 / 0	(None)
	46	P1637H Minimize Inversions Number data structures greedy math sortings *3500	0 / 0	(None)
	45	P1638A Reverse constructive algorithms greedy math *800	0 / 0	(None)
	44	P1638B Odd Swap Sort data structures math sortings *1100	0 / 0	(None)
	43	P1638C Inversion Graph data structures dsu graphs math *1300	0 / 0	(None)
	42	P1638D Big Brush constructive algorithms data structures greedy implementation *2000	0 / 0	(None)
	41	P1638E Colorful Operations brute force data structures implementation *2400	0 / 0	(None)
	40	P1638F Two Posters brute force data structures greedy two pointers *3200	0 / 0	(None)
	39	P1639A Treasure Hunt graphs interactive	0 / 0	(None)

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