number theory - 题库 - HydroOJ

	ID	题目显示标签隐藏标签	AC / 尝试	难度
	7076	P7C Line math number theory *1800	1 / 2	6
	7061	P10C Digital Root number theory *2000	0 / 0	7
	7031	P16C Monitor binary search number theory *1800	0 / 0	6
	7028	P17A Noldbach problem brute force math number theory *1000	0 / 0	3
	7025	P17D Notepad number theory *2400	0 / 0	9
	6986	P26A Almost Prime number theory *900	2 / 2	3
	6977	P27E Number With The Given Amount Of Divisors brute force dp number theory *2000	3 / 5	7
	6871	P45G Prime Problem number theory *2200	0 / 0	8
	6817	P55D Beautiful numbers dp number theory *2500	2 / 4	9
	6799	P59B Fortune Telling implementation number theory *1200	1 / 1	4
	6767	P66D Petya and His Friends constructive algorithms math number theory *1700	0 / 0	5
	6760	P68A Irrational problem implementation number theory *1100	1 / 1	3
	6743	P71C Round Table Knights dp math number theory *1600	0 / 0	5
	6736	P73E Morrowindows math number theory *2400	0 / 0	9
	6732	P74C Chessboard Billiard dfs and similar dsu graphs number theory *2100	0 / 0	7
	6727	P75C Modified GCD binary search number theory *1600	0 / 0	5
	6711	P78C Beaver Game dp games number theory *2000	0 / 0	7
	6688	P83D Numbers dp math number theory *2400	0 / 0	9
	6686	P84A Toy Army math number theory *900	1 / 1	3
	6649	P93E Lostborn dp math number theory *2600	0 / 0	10
	6589	P111B Petya and Divisors binary search data structures number theory *1900	0 / 0	6
	6581	P113C Double Happiness brute force math number theory *2200	0 / 0	8
	6568	P117B Very Interesting Game brute force number theory *1800	0 / 0	6
	6542	P121C Lucky Permutation brute force combinatorics number theory *1900	0 / 0	6
	6539	P122A Lucky Division brute force number theory *1000	0 / 0	3
	6537	P123A Prime Permutation implementation number theory strings *1300	0 / 0	4
	6497	P134B Pairs of Numbers brute force dfs and similar math number theory *1900	0 / 0	6
	6434	P150A Win or Freeze games math number theory *1400	0 / 0	4
	6421	P154B Colliders math number theory *1600	0 / 0	5
	6405	P158D Ice Sculptures special problem brute force number theory 1300	0 / 0	4
	7103	P171F ucyhf special problem brute force implementation number theory 1600	0 / 0	5
	6351	P172B Pseudorandom Sequence Period special problem implementation number theory 1200	0 / 0	4
	6349	P172D Calendar Reform special problem number theory 1500	0 / 0	5
	6326	P177B1 Rectangular Game number theory *1000	1 / 1	3
	6325	P177B2 Rectangular Game number theory *1200	2 / 3	4
	6284	P180B Divisibility Rules math number theory *2300	0 / 0	8
	6255	P185D Visit of the Great math number theory *2600	0 / 0	10
	6186	P199A Hexadecimal's theorem brute force constructive algorithms implementation number theory *900	0 / 0	3
	6176	P200E Tractor College implementation math number theory ternary search *2400	0 / 0	9
	6095	P215E Periodical Numbers combinatorics dp number theory *2100	0 / 0	7
	6089	P216E Martian Luck math number theory *2000	0 / 0	7
	6067	P222C Reducing Fractions implementation math number theory sortings *1800	0 / 0	6
	6061	P223C Partial Sums combinatorics math number theory *1900	0 / 0	6
	6057	P225B Well-known Numbers binary search greedy number theory *1600	0 / 0	5
	6053	P225E Unsolvable math number theory *2100	0 / 0	7
	6050	P226C Anniversary data structures implementation math matrices number theory *2400	0 / 0	9
	6034	P230B T-primes binary search implementation math number theory *1300	0 / 0	4
	6013	P235A LCM Challenge number theory *1600	0 / 0	5
	6009	P235E Number Challenge combinatorics dp implementation math number theory *2600	0 / 0	10
	6008	P236B Easy Number Challenge implementation number theory *1300	0 / 0	4

根据当前过滤条件随机选择一道题