math - Problem Set - 追梦算法网

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	4143	P913G Power Substring math number theory *3200	0 / 0	(None)
	4144	P914A Perfect Squares brute force implementation math *900	0 / 0	(None)
	6459	P914G Sum the Fibonacci bitmasks divide and conquer dp fft math *2600	0 / 0	(None)
	6422	P915G Coprime Arrays math number theory *2300	0 / 0	(None)
	6421	P916A Jamie and Alarm Snooze brute force implementation math *900	0 / 0	(None)
	6417	P917D Stranger Trees dp math matrices trees *2600	0 / 0	(None)
	6412	P919E Congruence Equation chinese remainder theorem math number theory *2100	0 / 0	(None)
	6407	P923A Primal Sport math number theory *1700	0 / 0	(None)
	6435	P923E Perpetual Subtraction fft math matrices *3100	0 / 0	(None)
	6398	P925C Big Secret constructive algorithms math *2200	0 / 0	(None)
	4150	P926A 2-3-numbers implementation math *1300	0 / 0	(None)
	4165	P931A Friends Meeting brute force greedy implementation math *800	0 / 0	(None)
	4166	P931C Laboratory Work implementation math *1700	0 / 0	(None)
	4169	P932E Team Work combinatorics dp math *2400	0 / 0	(None)
	4176	P935D Fafa and Ancient Alphabet math probabilities *1900	0 / 0	(None)
	4178	P936A Save Energy! binary search implementation math *1700	0 / 0	(None)
	4184	P938E Max History combinatorics math *2300	0 / 0	(None)
	6386	P949B A Leapfrog in the Array constructive algorithms math *1700	0 / 0	(None)
	6382	P950A Left-handers, Right-handers and Ambidexters implementation math *800	0 / 0	(None)
	6381	P952A Quirky Quantifiers math *800	0 / 0	(None)

Pick a problem randomly based on the current filter.