math - Problem Set - 追梦算法网

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	9200	P1967B2 Reverse Card (Hard Version) brute force math number theory *2200	0 / 0	8
	9199	P1967C Fenwick Tree bitmasks brute force combinatorics data structures dp math trees *2300	0 / 0	8
	9197	P1967E1 Again Counting Arrays (Easy Version) combinatorics dp fft math *3100	0 / 0	10
	9196	P1967E2 Again Counting Arrays (Hard Version) combinatorics dp math *3500	0 / 0	10
	9194	P1968A Maximize? brute force math number theory *800	0 / 0	3
	9191	P1968D Permutation Game brute force dfs and similar games graphs greedy math *1300	0 / 0	4
	9187	P1968G2 Division + LCP (hard version) binary search brute force data structures dp hashing math string suffix structures strings *2200	0 / 0	8
	9186	P1969A Two Friends constructive algorithms implementation math *800	0 / 0	3
	9183	P1969D Shop Game data structures greedy math sortings *1900	0 / 0	6
	9308	P1971E Find the Car binary search math sortings *1500	0 / 0	5
	9307	P1971F Circle Perimeter binary search brute force dfs and similar geometry implementation math *1600	0 / 0	5
	9304	P1973A Chess For Three brute force dp implementation math *900	0 / 0	3
	9303	P1973B Cat, Fox and the Lonely Array binary search bitmasks data structures greedy math two pointers *1300	0 / 0	4
	9302	P1973C Cat, Fox and Double Maximum constructive algorithms greedy implementation math sortings *1700	0 / 0	5
	9301	P1973D Cat, Fox and Maximum Array Split brute force interactive math *2400	0 / 0	9
	9300	P1973E Cat, Fox and Swaps graphs math sortings *2500	0 / 0	9
	9298	P1974A Phone Desktop greedy math *800	0 / 0	3
	9290	P1975B 378QAQ and Mocha's Array brute force greedy math sortings *1000	0 / 0	3
	9286	P1975F Set bitmasks brute force combinatorics dfs and similar divide and conquer dp math *2600	0 / 0	10
	9285	P1975G Zimpha Fan Club fft greedy math strings *3000	0 / 0	10

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