思维 45
- Codeforces - 1166E - The LCMs Must be Large
- Codeforces - 1166D - Cute Sequences
- Codeforces - 1152A - Neko Finds Grapes
- Codeforces - 1155C - Alarm Clocks Everywhere
- Codeforces - 1155A - Reverse a Substring
- Codeforces - 1153B - Serval and Toy Bricks
- Codeforces - 1139C - Edgy Trees
- Codeforces - 1139A - Even Substrings
- Codeforces 1084E - The Fair Nut and Strings - 思维
- Codeforces 1080D - Olya and magical square - 思维
- Codeforces 1080C - Masha and two friends - 容斥
- Codeforces 1088D - Ehab and another another xor problem - 交互题
- Codeforces 1088C - Ehab and a 2-operation task - 思维
- Codeforces 1082C - Multi-Subject Competition - 暴力
- Codeforces-989C - A Mist of Florescence - 思维
- Codeforces-989B - A Tide of Riverscape - 思维
- Codeforces-985B - Switches and Lamps - 思维
- Codeforces-985A - Chess Placing - 思维
- ARC-061D - Snuke's Coloring - 思维
- Codeforces-984D - XOR-pyramid - 思维
- Codeforces-984C - Finite or not? - 思维
- Codeforces-984A - Game - 思维
- Codeforces-975D - Ghosts - 思维
- Codeforces-975C - Valhalla Siege - 思维
- Codeforces-975B - Mancala - 思维
- Codeforces-975A - Aramic script - 思维
- Codeforces-976E - Well played! - 贪心
- Codeforces-976C - Nested Segments - 思维
- Codeforces-976B - Lara Croft and the New Game - 思维
- Codeforces-976A - Minimum Binary Number - 思维
- UPC-5155 - Security Badges - 思维
- UPC-5093 - Orderly Class - 思维
- UPC-5095 - Hopscotch - 思维
- UPC-4991 - Manhattan Mornings - 思维
- UPC-4979 - Amsterdam Distance - 思维
- BZOJ-3505 - 数三角形 - 思维
- UPC-5841 - 最大团 - 思维
- UPC-5573 - Rental Service - 枚举
- UPC-4170 - 打地鼠 - 暴力枚举
- Codeforces-592C - The Big Race - 思维
- UPCOJ-4123 - 数字立方体 - 三维版k倍区间
- 洛谷P3942 - 入阵曲 - 二维版k倍区间
- 2017第八届蓝桥杯C/C++第十题 - k倍区间 - 前缀和
- UPCOJ-5528 - Tetris - 瞎搞
- UPCOJ-5529 - Lozinke - 哈希 + 离散化