combinatorics - Problem Set - 追梦算法网

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	9022	P1931D Divisible Pairs combinatorics math number theory *1300	0 / 0	4
	9020	P1931F Chat Screenshots combinatorics dfs and similar graphs *1700	0 / 0	5
	9019	P1931G One-Dimensional Puzzle combinatorics math number theory *2000	0 / 0	7
	9005	P1933G Turtle Magic: Royal Turtle Shell Pattern bitmasks brute force combinatorics math	0 / 0	(None)
	9148	P1935D Exam in MAC binary search combinatorics implementation math *1800	0 / 0	6
	9106	P1943D1 Counting Is Fun (Easy Version) brute force combinatorics dp math *2400	0 / 0	9
	9105	P1943D2 Counting Is Fun (Hard Version) combinatorics dp *2800	0 / 0	10
	9087	P1946E Girl Permutation combinatorics dp math number theory *2200	0 / 0	8
	9080	P1948F Rare Coins combinatorics math probabilities *2500	0 / 0	9
	9251	P1951G Clacking Balls combinatorics math probabilities *3100	0 / 0	10
	9244	P1952E Sweep Line combinatorics games math	0 / 0	(None)
	9235	P1954D Colored Balls combinatorics dp math sortings *1800	0 / 0	6
	9233	P1954F Unique Strings combinatorics dp math *3100	0 / 0	10
	9215	P1957C How Does the Rook Move? combinatorics dp math *1600	0 / 0	5
	9213	P1957E Carousel of Combinations brute force combinatorics dp math number theory *2400	0 / 0	9
	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
	9296	P1974C Beautiful Triple Pairs combinatorics data structures *1400	0 / 0	4
	9286	P1975F Set bitmasks brute force combinatorics dfs and similar divide and conquer dp math *2600	0 / 0	10

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