implementation - Problem Set - 追梦算法网

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	579	P1537C Challenging Cliffs constructive algorithms greedy implementation math *1200	0 / 0	(None)
	577	P1537E1 Erase and Extend (Easy Version) binary search brute force dp greedy hashing implementation string suffix structures strings two pointers *1600	0 / 0	(None)
	570	P1538E Funny Substrings data structures hashing implementation matrices strings *2100	0 / 0	(None)
	566	P1539B Love Song dp implementation strings *800	0 / 0	(None)
	564	P1539D PriceFixed binary search greedy implementation sortings two pointers *1600	0 / 0	(None)
	563	P1539E Game with Cards binary search constructive algorithms data structures dp greedy implementation *2500	0 / 0	(None)
	555	P1541A Pretty Permutations constructive algorithms greedy implementation *800	0 / 0	(None)
	554	P1541B Pleasant Pairs brute force implementation math number theory *1200	0 / 0	(None)
	550	P1542D Priority Queue combinatorics dp implementation math ternary search *2200	0 / 0	(None)
	545	P1543C Need for Pink Slips bitmasks brute force dfs and similar implementation math probabilities *1900	0 / 0	(None)
	532	P1547A Shortest Path with Obstacle implementation math *800	0 / 0	(None)
	531	P1547B Alphabetical Strings greedy implementation strings *800	0 / 0	(None)
	528	P1547E Air Conditioners data structures dp implementation shortest paths sortings two pointers *1500	0 / 0	(None)
	518	P1549B Gregor and the Pawn Game dfs and similar dp flows graph matchings graphs greedy implementation *800	0 / 0	(None)
	515	P1550C Manhattan Subarrays brute force geometry greedy implementation *1700	0 / 0	(None)
	514	P1550D Excellent Arrays binary search combinatorics constructive algorithms implementation math sortings two pointers *2300	0 / 0	(None)
	506	P1551D2 Domino (hard version) constructive algorithms implementation math *2100	0 / 0	(None)
	493	P1553B Reverse String brute force dp hashing implementation strings *1300	0 / 0	(None)
	483	P1554C Mikasa binary search bitmasks greedy implementation *1800	0 / 0	(None)
	478	P1555C Coin Rows brute force constructive algorithms dp implementation *1300	0 / 0	(None)

Pick a problem randomly based on the current filter.