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共 1050 道题

ID	题目显示标签隐藏标签	AC / 尝试	难度
3433	CF1926B Vlad and Shapes GESP一级 CodeForces CF-800 几何知识模拟	1 / 1	3
3445	CF1932A Thorns and Coins GESP二级 CodeForces CF-800 动态规划贪心模拟	1 / 1	3
3447	CF1933B Turtle Math: Fast Three Task GESP二级 CodeForces CF-800 模拟数学数论	1 / 1	3
4695	CF1933C Turtle Fingers: Count the Values of k GESP四级 CodeForces CF-1100 枚举模拟数学数论	1 / 1	5
3450	CF1937A Shuffle Party GESP一级 CodeForces CF-800 模拟数学	1 / 1	3
3455	CF1946A Median of an Array GESP一级 CodeForces CF-800 贪心模拟排序	1 / 1	3
4699	CF1948B Array Fix GESP四级 CodeForces CF-1100 枚举动态规划贪心模拟	1 / 1	5
3459	CF1950A Stair, Peak, or Neither? GESP一级 CodeForces CF-800 模拟	1 / 1	3
3457	CF1950B Upscaling GESP一级 CodeForces CF-800 模拟	1 / 1	3
3458	CF1950C Clock Conversion GESP一级 CodeForces CF-800 模拟数学	1 / 1	3
4700	CF1950D Product of Binary Decimals GESP四级 CodeForces CF-1100 枚举动态规划模拟数论	1 / 1	5
4981	CF1950G Shuffling Songs GESP六级 CodeForces CF-1900 位运算搜索与剪枝动态规划图结构 Hashing 模拟字符串	1 / 3	9
1915	CF1955B Progressive Square GESP一级 CodeForces CF-1000 构造数据结构模拟排序	1 / 1	5
4702	CF1957B A BIT of a Construction GESP二级 CodeForces CF-1100 SPJ 位运算构造贪心模拟	1 / 1	5
4704	CF1966B Rectangle Filling GESP二级 CodeForces CF-1100 构造模拟	1 / 1	5
3504	CF1969A Two Friends GESP一级 CodeForces CF-800 构造模拟数学	1 / 1	3
1917	CF1970A1 Balanced Shuffle (Easy) GESP一级 CodeForces CF-1000 模拟排序	1 / 1	5
3466	CF1971A My First Sorting Problem GESP一级 CodeForces CF-800 模拟排序	1 / 1	3
3468	CF1971B Different String GESP一级 CodeForces CF-800 SPJ 模拟字符串	1 / 1	3
4069	CF1971C Clock and Strings GESP一级 CodeForces CF-900 模拟	1 / 1	4
4705	CF1971D Binary Cut GESP四级 CodeForces CF-1100 动态规划贪心模拟排序字符串	1 / 1	5
4071	CF1973A Chess For Three GESP二级 CodeForces CF-900 枚举动态规划模拟数学	1 / 1	4
3472	CF1974B Symmetric Encoding GESP一级 CodeForces CF-800 模拟排序字符串	1 / 1	3
3474	CF1975A Bazoka and Mocha's Array GESP一级 CodeForces CF-800 枚举贪心模拟排序	1 / 1	3
3473	CF1976A Verify Password GESP一级 CodeForces CF-800 模拟排序字符串	1 / 1	3
4706	CF1976B Increase/Decrease/Copy GESP二级 CodeForces CF-1100 贪心模拟	1 / 1	5
3478	CF1979A Guess the Maximum GESP一级 CodeForces CF-800 枚举贪心模拟	1 / 1	3
3482	CF1982A Soccer GESP一级 CodeForces CF-800 贪心模拟数学排序	1 / 1	3
3483	CF1985A Creating Words GESP一级 CodeForces CF-800 模拟字符串	1 / 1	3
4073	CF1985D Manhattan Circle GESP一级 CodeForces CF-900 模拟数学	1 / 1	4
4072	CF1988A Split the Multiset GESP一级 CodeForces CF-900 枚举贪心模拟数学	1 / 1	4
4077	CF1988B Make Majority GESP一级 CodeForces CF-900 贪心模拟	1 / 1	4
3491	CF1989A Catch the Coin GESP一级 CodeForces CF-800 模拟	1 / 1	3
3489	CF1991A Maximize the Last Element GESP一级 CodeForces CF-800 贪心模拟	1 / 1	3
3493	CF1993A Question Marks GESP一级 CodeForces CF-800 贪心模拟	1 / 1	3
3496	CF1994A Diverse Game GESP一级 CodeForces CF-800 SPJ 构造贪心模拟	1 / 1	3
3495	CF1995A Diagonals GESP一级 CodeForces CF-800 枚举贪心模拟数学	1 / 1	3
3497	CF1996B Scale GESP一级 CodeForces CF-800 贪心模拟	1 / 1	3
3499	CF1997A Strong Password GESP一级 CodeForces CF-800 SPJ 枚举模拟字符串	1 / 1	3
3509	CF1998A Find K Distinct Points with Fixed Center GESP一级 CodeForces CF-800 SPJ 构造模拟数学	1 / 1	3
3498	CF1999A A+B Again? GESP一级 CodeForces CF-800 模拟数学	1 / 1	3
1922	CF1999B Card Game GESP一级 CodeForces CF-1000 枚举构造模拟	1 / 1	5
3506	CF1999C Showering GESP一级 CodeForces CF-800 贪心模拟	1 / 1	3
4714	CF1999D Slavic's Exam GESP二级 CodeForces CF-1100 SPJ 贪心模拟字符串	1 / 1	5
3507	CF2000A Primary Task GESP一级 CodeForces CF-800 模拟数学字符串	1 / 1	3
3501	CF2001A Make All Equal GESP一级 CodeForces CF-800 贪心模拟	1 / 1	3
3502	CF2002A Distanced Coloring GESP一级 CodeForces CF-800 构造模拟数学	1 / 1	3
3511	CF2004A Closest Point GESP一级 CodeForces CF-800 模拟数学	1 / 1	3
4984	CF2004D Colored Portals GESP五级 CodeForces CF-1600 二分查找枚举数据结构图结构贪心模拟最短路	1 / 3	8
3518	CF2009B osu!mania GESP一级 CodeForces CF-800 枚举模拟	1 / 1	3
4715	CF2009C The Legend of Freya the Frog GESP二级 CodeForces CF-1100 模拟数学	1 / 1	5
3521	CF2010A Alternating Sum of Numbers GESP一级 CodeForces CF-800 枚举模拟数学	1 / 1	3
3520	CF2010B Three Brothers GESP一级 CodeForces CF-800 枚举模拟数学	1 / 1	3
3524	CF2014A Robin Helps GESP一级 CodeForces CF-800 贪心模拟	1 / 1	3
3527	CF2022A Bus to Pénjamo GESP一级 CodeForces CF-800 构造贪心模拟数学	1 / 1	3
3532	CF2027A Rectangle Arrangement GESP一级 CodeForces CF-800 几何知识模拟数学	1 / 1	3
4081	CF2028A Alice's Adventures in "Chess" GESP一级 CodeForces CF-900 枚举模拟数学	1 / 1	4
3536	CF2032A Circuit GESP二级 CodeForces CF-800 贪心模拟数学数论	1 / 1	3
3538	CF2033A Sakurako and Kosuke GESP一级 CodeForces CF-800 构造模拟数学	1 / 1	3
1929	CF2034B Rakhsh's Revival GESP一级 CodeForces CF-1000 数据结构贪心模拟双指针扫描	2 / 2	5
3539	CF2035A Sliding GESP一级 CodeForces CF-800 模拟数学	1 / 1	3
3540	CF2036A Quintomania GESP一级 CodeForces CF-800 模拟	1 / 1	3
3542	CF2037A Twice GESP一级 CodeForces CF-800 模拟	1 / 1	3
3545	CF2037B Intercepted Inputs GESP一级 CodeForces CF-800 SPJ 枚举模拟	1 / 1	3
3544	CF2038J Waiting for... GESP一级 CodeForces CF-800 贪心模拟	1 / 1	3
3546	CF2038N Fixing the Expression GESP一级 CodeForces CF-800 SPJ 模拟	1 / 1	3
1933	CF2039B Shohag Loves Strings GESP一级 CodeForces CF-1000 SPJ 构造贪心模拟字符串	1 / 1	5
3553	CF2044B Normal Problem GESP一级 CodeForces CF-800 模拟字符串	1 / 1	3
3689	CF2047A Alyona and a Square Jigsaw Puzzle GESP一级 CodeForces CF-800 模拟数学	1 / 1	3
3555	CF2048A Kevin and Combination Lock GESP二级 CodeForces CF-800 枚举贪心模拟数学数论	1 / 1	3
4989	CF2048C Kevin and Binary Strings 来源 CodeForces 其他位运算搜索枚举贪心模拟字符串 GESP二级 CF-1200 SPJ	3 / 10	6
3556	CF2049A MEX Destruction GESP一级 CodeForces CF-800 贪心模拟	1 / 1	3
3557	CF2050A Line Breaks GESP一级 CodeForces CF-800 模拟	1 / 1	3
1934	CF2051C Preparing for the Exam GESP一级 CodeForces CF-1000 构造模拟	1 / 1	5
3568	CF2065A Skibidus and Amog'u GESP一级 CodeForces CF-800 枚举构造贪心模拟字符串	1 / 1	3
4730	CF2070B Robot Program GESP二级 CodeForces CF-1100 枚举模拟数学	1 / 1	5
3575	CF2072A New World, New Me, New Array GESP一级 CodeForces CF-800 贪心模拟数学	1 / 1	3
3573	CF2074A Draw a Square GESP一级 CodeForces CF-800 几何知识模拟	1 / 1	3
4732	CF2078B Vicious Labyrinth GESP四级 CodeForces CF-1100 SPJ 构造图结构贪心模拟数学	1 / 1	5
4091	CF2085A Serval and String Theory GESP一级 CodeForces CF-900 构造模拟	1 / 1	4
3582	CF2090A Treasure Hunt GESP一级 CodeForces CF-800 模拟数学	1 / 1	3
1940	CF2090B Pushing Balls GESP三级 CodeForces CF-1000 枚举动态规划模拟	1 / 1	5
1942	CF2092B Lady Bug GESP一级 CodeForces CF-1000 枚举构造模拟数学	1 / 1	5
4234	CF2102B The Picky Cat GESP一级 CodeForces CF-900 模拟排序	1 / 1	4
3590	CF2103A Common Multiple GESP一级 CodeForces CF-800 枚举贪心模拟数学	1 / 1	3
1944	CF2104B Move to the End GESP三级 CodeForces CF-1000 枚举数据结构动态规划贪心模拟	1 / 1	5
3595	CF2109A It's Time To Duel GESP一级 CodeForces CF-800 模拟	1 / 1	3
3695	CF2110A Fashionable Array GESP一级 CodeForces CF-800 模拟排序	1 / 1	3
3596	CF2111A Energy Crystals GESP一级 CodeForces CF-800 贪心模拟数学	1 / 1	3
4742	CF2111B Fibonacci Cubes GESP四级 CodeForces CF-1100 枚举动态规划模拟数学	1 / 1	5
3597	CF2112A Race GESP一级 CodeForces CF-800 模拟数学	1 / 1	3
3600	CF2117A False Alarm GESP一级 CodeForces CF-800 贪心模拟	1 / 1	3
3612	CF2125A Difficult Contest GESP一级 CodeForces CF-800 SPJ 构造模拟排序字符串	1 / 1	3
3613	CF2126A Only One Digit GESP一级 CodeForces CF-800 枚举模拟数学	1 / 1	3
3620	CF2132A Homework GESP一级 CodeForces CF-800 枚举模拟字符串	1 / 1	3
3799	CF2133A Redstone? GESP一级 CodeForces CF-800 枚举数据结构模拟数学	1 / 1	3
3621	CF2134A Painting With Two Colors GESP一级 CodeForces CF-800 构造模拟数学	1 / 1	3
4747	CF2137C Maximum Even Sum GESP二级 CodeForces CF-1100 枚举贪心模拟数学	1 / 1	5
3627	CF2141A Furniture Store GESP一级 CodeForces CF-800 *special 模拟	1 / 1	3
1953	CF2145B Deck of Cards GESP一级 CodeForces CF-1000 贪心模拟	1 / 1	5

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