Problem Set - 追梦算法网

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	158	P1618D Array and Operations dp greedy math *1300	0 / 0	(None)
	157	P1618E Singers' Tour constructive algorithms math *1700	0 / 0	(None)
	156	P1618F Reverse bitmasks constructive algorithms dfs and similar implementation math strings *2000	0 / 0	(None)
	155	P1618G Trader Problem data structures dsu greedy sortings *2200	0 / 0	(None)
	154	P1619A Square String? implementation strings *800	0 / 0	(None)
	153	P1619B Squares and Cubes implementation math *800	0 / 0	(None)
	152	P1619C Wrong Addition implementation *1200	0 / 0	(None)
	151	P1619D New Year's Problem binary search greedy sortings *1800	0 / 0	(None)
	150	P1619E MEX and Increments constructive algorithms data structures dp greedy implementation math sortings *1700	0 / 0	(None)
	149	P1619F Let's Play the Hat? brute force constructive algorithms greedy math *2000	0 / 0	(None)
	148	P1619G Unusual Minesweeper binary search dfs and similar dsu greedy sortings *2000	0 / 0	(None)
	147	P1619H Permutation and Queries brute force data structures divide and conquer two pointers *2400	0 / 0	(None)
	146	P1620A Equal or Not Equal constructive algorithms dsu implementation *800	0 / 0	(None)
	145	P1620B Triangles on a Rectangle geometry greedy math *1000	0 / 0	(None)
	144	P1620C BA-String brute force dp greedy implementation math *1800	0 / 0	(None)
	143	P1620D Exact Change brute force constructive algorithms greedy *2000	0 / 0	(None)
	142	P1620E Replace the Numbers constructive algorithms data structures dsu implementation *1900	0 / 0	(None)
	141	P1620F Bipartite Array dp greedy *2800	0 / 0	(None)
	140	P1620G Subsequences Galore bitmasks combinatorics dp *2400	0 / 0	(None)
	139	P1621A Stable Arrangement of Rooks constructive algorithms *800	0 / 0	(None)

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