题库 - Boyacoding

	ID	题目显示标签隐藏标签	AC / 尝试	难度
	150	NOIP2008 笨小猴	56 / 164	1
	144	NOIP2011J2 统计单词数	40 / 118	6
	189	NOIP2014A 生活大爆炸版石头剪刀布 NOIP 提高组 2014	12 / 20	6
	310	NOIP2015A 神奇的幻方 NOIP 提高组 2015 A	49 / 83	2
	549	NOIP2025A [NOIP2025] 糖果店 / candy（官方数据）	73 / 666	9
	550	NOIP2025B [NOIP2025] 清仓甩卖 / sale（官方数据） NOIP2025	11 / 654	8
	551	NOIP2025C [NOIP2025] 树的价值 / tree（官方数据）	0 / 635	10
	552	NOIP2025D [NOIP2025] 序列询问 / query（官方数据） NOIP2025	0 / 620	10
	182	NOIPJ1999A Cantor 表	20 / 32	3
	184	NOIPJ2000 计算器的改良	13 / 55	7
	185	NOIPJ2001A 数的计算	23 / 63	5
	199	NOIPJ2002D 过河卒 NOIP 2002	18 / 74	7
	176	NOIPJ2003D 麦森数高精度其他快速幂	0 / 7	2
	186	NOIPJ2008A ISBN 号码	15 / 44	6
	187	NOIPJ2012B 寻宝模拟	7 / 44	2
	311	NOIPJ2014A 珠心算测验 1	54 / 173	6
	153	NOIPJ2016B 回文日期 NOIP 普及组 2016	36 / 102	5
	312	NOIPJ2018A 标题统计 NOIP 普及组 2018 A	52 / 103	3
	132	NOIPS2011A 铺地毯 NOIP 提高组 2011	49 / 149	6
	164	NOIPS2011T4 计算系数 NOIP 提高组 2011	18 / 100	3
	143	NOIPS2012A Vigenère 密码 NOIP 提高组 2012	20 / 37	4
	209	NOIPS2017F 列队 NOIP 提高组 2017	0 / 50	9
	30	P1 文件操作练习题-A乘B 测试	142 / 538	7
	18	18 合并果子-数据加强版数据结构堆	1 / 22	2
	229	P19D Points data structures *2800	1 / 13	10
	27	27 礼物	11 / 71	3
	28	28 NOI串规律	15 / 44	4
	29	29 表达式动态规划	5 / 15	6
	31	31 素数环搜索搜索与剪枝	4 / 4	2
	33	33 hfz 的双倍快乐模拟	39 / 308	2
	34	34 hfz 的幸运数	32 / 178	1
	35	35 hfz 的墙纸装修二分	3 / 39	4
	36	36 lxy 的射箭游戏	7 / 293	3
	37	37 lxy 的传送门思维差分	3 / 38	4
	38	38 lxy 的学习计划动态规划背包	7 / 243	10
	41	41 A + B	68 / 187	5
	42	42 n 皇后	3 / 127	10
	43	43 最佳配置	15 / 133	9
	44	44 新手任务	25 / 112	7
	45	45 合影照片	5 / 83	9
	46	46 城市规划	1 / 35	10
	173	173 KOŠARE COCI2011-2012#6 SOSDP	3 / 21	6
	188	188 回文质数	32 / 114	6
	198	198 哥德巴赫猜想语法	0 / 7	1
	201	201 哥德巴赫猜想语法	45 / 107	5
	210	210 移动苹果排列组合	8 / 32	7
	250	P474E Pillars binary search data structures dp sortings trees *2000	7 / 71	9
	226	P676B Pyramid of Glasses implementation math math *1500	11 / 26	6
	52	P1006 建学校其他二分查找中位数前缀和	9 / 72	8
	205	P1052 学费其他排序搜索枚举 “枚举”	25 / 302	9
	206	P1053 解题大赛贪心 “贪心”	3 / 54	9
	203	P1056 m进制求和	22 / 134	8
	202	P1057 字母卡片	26 / 86	6
	204	P1058 三元组	11 / 49	7
	230	P1080F Katya and Segments Sets data structures interactive sortings *2400	1 / 3	10
	228	P1401E Divide Square data structures geometry implementation sortings *2400	3 / 9	10
	253	P1557A Ezzat and Two Subsequences brute force math sortings *800	9 / 22	7
	254	P1557B Moamen and k-subarrays greedy sortings *1100	7 / 17	8
	255	P1557C Moamen and XOR bitmasks combinatorics dp math matrices *1700	7 / 30	8
	256	P1557D Ezzat and Grid data structures dp greedy *2200	7 / 47	8
	257	P1557E Assiut Chess brute force constructive algorithms interactive *2800	2 / 10	10
	258	P1682A Palindromic Indices greedy strings *800	9 / 20	7
	259	P1682B AND Sorting bitmasks constructive algorithms sortings *1100	7 / 17	8
	260	P1682C LIS or Reverse LIS? constructive algorithms greedy implementation math *1400	6 / 32	8
	261	P1682D Circular Spanning Tree constructive algorithms implementation trees *2000	3 / 12	9
	262	P1682E Unordered Swaps constructive algorithms dfs and similar graphs greedy math sortings trees *2700	2 / 3	10
	263	P1682F MCMF? data structures flows graphs greedy sortings two pointers *2700	0 / 0	(无)
	12	P1711B Party brute force graphs *1300	0 / 0	(无)
	227	P1713E Cross Swapping 2-sat data structures dsu greedy matrices *2400	4 / 38	9
	13	P1747A Two Groups constructive algorithms greedy *800	5 / 34	8
	14	P1747B BAN BAN constructive algorithms *900	2 / 6	10
	15	P1747C Swap Game games *1200	1 / 1	10
	16	P1747D Yet Another Problem binary search bitmasks constructive algorithms data structures *1900	0 / 0	(无)
	17	P1747E List Generation combinatorics dp math *2900	0 / 0	(无)
	2	P1748A The Ultimate Square math *800	3 / 8	10
	240	P1837A Grasshopper on a Line constructive algorithms math	11 / 14	7
	241	P1837B Comparison String greedy	11 / 25	6
	242	P1837C Best Binary String constructive algorithms greedy	11 / 12	8
	243	P1837D Bracket Coloring constructive algorithms data structures greedy	8 / 13	8
	244	P1837E Playoff Fixing combinatorics trees	2 / 17	9
	246	P1837F Editorial for Two binary search data structures greedy implementation	2 / 13	9
	236	P1876A Helmets in Night Light greedy sortings	11 / 15	6
	237	P1876B Effects of Anti Pimples combinatorics number theory sortings	7 / 17	8
	238	P1876C Autosynthesis constructive algorithms dfs and similar graphs greedy sortings	1 / 12	10
	239	P1876D Lexichromatography combinatorics dfs and similar dsu graphs two pointers	1 / 2	10
	231	P1889A Qingshan Loves Strings 2 constructive algorithms greedy implementation	9 / 27	7
	232	P1889B Doremy's Connecting Plan constructive algorithms greedy math sortings	2 / 6	10
	235	P1889C1 Doremy's Drying Plan (Easy Version) brute force data structures dp greedy sortings	1 / 13	10
	233	P1889C2 Doremy's Drying Plan (Hard Version) data structures dp	0 / 0	(无)
	234	P1889D Game of Stacks brute force dfs and similar graphs implementation trees	0 / 0	(无)
	120	P1895F Fancy Arrays combinatorics math matrices	0 / 0	(无)
	264	P1900A Cover in Water constructive algorithms greedy implementation strings *800	11 / 13	7
	265	P1900B Laura and Operations dp math *900	10 / 27	6
	266	P1900C Anji's Binary Tree dfs and similar dp trees *1300	11 / 12	8
	267	P1900D Small GCD bitmasks brute force dp math number theory *2000	4 / 17	9
	268	P1900E Transitive Graph dfs and similar dp dsu graphs implementation *2100	2 / 10	10
	269	P1900F Local Deletions binary search data structures implementation *2800	0 / 0	(无)
	252	P1928C Physical Education Lesson brute force math number theory *1600	9 / 32	7
	251	P1936B Pinball 2-sat binary search data structures fft math two pointers	4 / 9	9
	219	P1948A Special Characters brute force constructive algorithms greedy	10 / 21	6

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