*2200 - Problem Set - 追梦算法网

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	2190	P113C Double Happiness brute force math number theory *2200	0 / 0	(None)
	2194	P115C Plumber math *2200	0 / 0	(None)
	2213	P120I Luck is in Numbers greedy *2200	0 / 0	(None)
	2224	P125D Two progressions constructive algorithms greedy *2200	0 / 0	(None)
	2250	P134C Swaps constructive algorithms graphs greedy *2200	0 / 0	(None)
	2259	P138C Mushroom Gnomes - 2 binary search data structures probabilities sortings *2200	0 / 0	(None)
	2288	P150C Smart Cheater data structures math probabilities *2200	0 / 0	(None)
	2296	P153C Caesar Cipher special problem 2200	0 / 0	(None)
	2334	P165E Compatible Numbers bitmasks brute force dfs and similar dp *2200	0 / 0	(None)
	2349	P172E BHTML+BCSS special problem dfs and similar expression parsing 2200	0 / 0	(None)
	2385	P182A Battlefield geometry graphs implementation shortest paths *2200	0 / 0	(None)
	2390	P183C Cyclic Coloring dfs and similar *2200	0 / 0	(None)
	2421	P196C Paint Tree constructive algorithms divide and conquer geometry sortings trees *2200	0 / 0	(None)
	2479	P219E Parking Lot data structures *2200	0 / 0	(None)
	2537	P243C Colorado Potato Beetle dfs and similar implementation *2200	0 / 0	(None)
	2543	P245G Suggested Friends brute force graphs *2200	0 / 0	(None)
	2605	P271E Three Horses constructive algorithms math number theory *2200	0 / 0	(None)
	2608	P272E Dima and Horses combinatorics constructive algorithms graphs *2200	0 / 0	(None)
	2622	P279D The Minimum Number of Variables bitmasks dp *2200	0 / 0	(None)
	2624	P280C Game on Tree implementation math probabilities trees *2200	0 / 0	(None)

Pick a problem randomly based on the current filter.