题库 - QY code

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共 2971 道题

ID	题目显示标签隐藏标签	AC / 尝试	难度
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
4068	CF1951A Dual Trigger GESP一级 CodeForces CF-900 构造贪心数学	1 / 1	4
4067	CF1954A Painting the Ribbon GESP一级 CodeForces CF-900 构造贪心数学	1 / 1	4
3470	CF1955A Yogurt Sale GESP一级 CodeForces CF-800 数学	1 / 1	3
1915	CF1955B Progressive Square GESP一级 CodeForces CF-1000 构造数据结构模拟排序	1 / 1	5
5071	CF1955D Inaccurate Subsequence Search CF-1400 data structures two pointers 26暑期集训	1 / 1	10
3460	CF1956A Nene's Game GESP五级 CodeForces CF-800 二分查找枚举数据结构博弈论贪心	1 / 1	3
3461	CF1956B Nene and the Card Game GESP一级 CodeForces CF-800 博弈论贪心	1 / 1	3
3462	CF1957A Stickogon GESP一级 CodeForces CF-800 构造贪心	1 / 1	3
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
4701	CF1958A 1-3-5 GESP四级 CodeForces CF-1100 *special 动态规划	1 / 1	5
3464	CF1966A Card Exchange GESP一级 CodeForces CF-800 构造博弈论贪心	1 / 1	3
4704	CF1966B Rectangle Filling GESP二级 CodeForces CF-1100 构造模拟	1 / 1	5
3471	CF1968A Maximize? GESP二级 CodeForces CF-800 SPJ 枚举数学数论	1 / 1	3
3465	CF1968B Prefiquence GESP一级 CodeForces CF-800 贪心双指针扫描	1 / 1	3
1918	CF1968C Assembly via Remainders GESP三级 CodeForces CF-1000 SPJ 构造数论	1 / 1	5
4983	CF1968G1 Division + LCP (easy version) GESP六级 CodeForces CF-1900 二分查找数据结构动态规划 Hashing 后缀数据结构字符串	1 / 3	9
3504	CF1969A Two Friends GESP一级 CodeForces CF-800 构造模拟数学	1 / 1	3
1932	CF1969B Shifts and Sorting GESP一级 CodeForces CF-1000 构造贪心	1 / 1	5
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
3467	CF1972A Contest Proposal GESP一级 CodeForces CF-800 枚举贪心双指针扫描	1 / 1	3
4070	CF1972B Coin Games GESP一级 CodeForces CF-900 博弈论	1 / 1	4
4071	CF1973A Chess For Three GESP二级 CodeForces CF-900 枚举动态规划模拟数学	1 / 1	4
3469	CF1974A Phone Desktop GESP一级 CodeForces CF-800 贪心数学	1 / 1	3
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
1921	CF1975B 378QAQ and Mocha's Array GESP一级 CodeForces CF-1000 枚举贪心数学排序	1 / 1	5
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
3475	CF1977A Little Nikita GESP一级 CodeForces CF-800 数学	1 / 1	3
4707	CF1977B Binary Colouring GESP二级 CodeForces CF-1100 SPJ 位运算构造贪心数学	1 / 1	5
3476	CF1978A Alice and Books GESP一级 CodeForces CF-800 构造贪心排序	1 / 1	3
3477	CF1978B New Bakery GESP五级 CodeForces CF-800 二分查找贪心数学三分查找	1 / 1	3
3478	CF1979A Guess the Maximum GESP一级 CodeForces CF-800 枚举贪心模拟	1 / 1	3
1923	CF1979B XOR Sequences GESP二级 CodeForces CF-1000 位运算贪心	1 / 1	5
3479	CF1980A Problem Generator GESP一级 CodeForces CF-800 数学	1 / 1	3
3481	CF1980B Choosing Cubes GESP一级 CodeForces CF-800 排序	1 / 1	3
3480	CF1981A Turtle and Piggy Are Playing a Game GESP一级 CodeForces CF-800 枚举贪心数学	1 / 1	3
3482	CF1982A Soccer GESP一级 CodeForces CF-800 贪心模拟数学排序	1 / 1	3
3486	CF1983A Array Divisibility GESP一级 CodeForces CF-800 SPJ 构造数学	0 / 0	3
3484	CF1984A Strange Splitting GESP一级 CodeForces CF-800 SPJ 构造	1 / 1	3
3483	CF1985A Creating Words GESP一级 CodeForces CF-800 模拟字符串	1 / 1	3
3485	CF1985B Maximum Multiple Sum GESP二级 CodeForces CF-800 枚举数学数论	1 / 1	3
1920	CF1985C Good Prefixes GESP二级 CodeForces CF-1000 贪心	1 / 1	5
4073	CF1985D Manhattan Circle GESP一级 CodeForces CF-900 模拟数学	1 / 1	4
3487	CF1986A X Axis GESP一级 CodeForces CF-800 枚举几何知识数学排序	1 / 1	3
1926	CF1986B Matrix Stabilization GESP一级 CodeForces CF-1000 枚举数据结构贪心排序	1 / 1	5
4708	CF1986C Update Queries GESP三级 CodeForces CF-1100 数据结构贪心排序	1 / 1	5
3488	CF1987A Upload More RAM GESP一级 CodeForces CF-800 贪心数学	1 / 1	3
1924	CF1987B Sort GESP二级 CodeForces CF-1000 贪心	1 / 1	5
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
4074	CF1990A Submission Bait GESP一级 CodeForces CF-900 枚举博弈论贪心排序	1 / 1	4
3489	CF1991A Maximize the Last Element GESP一级 CodeForces CF-800 贪心模拟	1 / 1	3
3490	CF1992A Only Pluses GESP一级 CodeForces CF-800 枚举构造贪心数学排序	1 / 1	3
3492	CF1992B Angry Monk GESP一级 CodeForces CF-800 贪心数学排序	1 / 1	3
4556	CF1992C Gorilla and Permutation GESP一级 CodeForces CF-900 SPJ 构造数学	1 / 1	4
3493	CF1993A Question Marks GESP一级 CodeForces CF-800 贪心模拟	1 / 1	3
4709	CF1993B Parity and Sum GESP二级 CodeForces CF-1100 构造贪心	1 / 1	5
3496	CF1994A Diverse Game GESP一级 CodeForces CF-800 SPJ 构造贪心模拟	1 / 1	3
4711	CF1994B Fun Game GESP二级 CodeForces CF-1100 位运算构造贪心数学	1 / 1	5
3495	CF1995A Diagonals GESP一级 CodeForces CF-800 枚举贪心模拟数学	1 / 1	3
3494	CF1996A Legs GESP五级 CodeForces CF-800 二分查找数学三分查找	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
4712	CF1997C Even Positions GESP二级 CodeForces CF-1100 构造数据结构贪心	1 / 1	5
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
1925	CF1998B Minimize Equal Sum Subarrays GESP三级 CodeForces CF-1000 SPJ 构造数学数论	1 / 1	5
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
3500	CF2000B Seating in a Bus GESP一级 CodeForces CF-800 双指针扫描	1 / 1	3
1927	CF2000C Numeric String Template GESP二级 CodeForces CF-1000 数据结构字符串	1 / 1	5
3501	CF2001A Make All Equal GESP一级 CodeForces CF-800 贪心模拟	1 / 1	3
3508	CF2001B Generate Permutation GESP一级 CodeForces CF-800 SPJ 构造	1 / 1	3
3502	CF2002A Distanced Coloring GESP一级 CodeForces CF-800 构造模拟数学	1 / 1	3
1928	CF2002B Removals Game GESP一级 CodeForces CF-1000 构造博弈论	1 / 1	5
3503	CF2003A Turtle and Good Strings GESP一级 CodeForces CF-800 贪心字符串	1 / 1	3
3510	CF2003B Turtle and Piggy Are Playing a Game 2 GESP一级 CodeForces CF-800 博弈论贪心排序	1 / 1	3
3511	CF2004A Closest Point GESP一级 CodeForces CF-800 模拟数学	1 / 1	3
1931	CF2004B Game with Doors GESP一级 CodeForces CF-1000 枚举贪心	1 / 1	5
4713	CF2004C Splitting Items GESP三级 CodeForces CF-1100 博弈论贪心排序	1 / 1	5
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
4079	CF2005A Simple Palindrome GESP二级 CodeForces CF-900 SPJ 组合数学构造贪心数学	1 / 1	4
1937	CF2005B1 The Strict Teacher (Easy Version) GESP一级 CodeForces CF-1000 贪心数学排序	1 / 1	5
3512	CF2007A Dora's Set GESP二级 CodeForces CF-800 贪心数学数论	1 / 1	3
4078	CF2007B Index and Maximum Value GESP一级 CodeForces CF-900 数据结构贪心	1 / 1	4
3513	CF2008A Sakurako's Exam GESP一级 CodeForces CF-800 枚举构造贪心数学	1 / 1	3

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