Choosing Points 数学
Integers on a Tree 构造
Leftmost Ball 计数dp+组合数学
Painting Graphs with AtCoDeer tarjan+polya
Building Cubes with AtCoDeer 枚举
AtCoDeer and Election Report 贪心
Snuke’s Coloring 思维题
Snuke’s Coloring 2 线段树+单调栈
Make Them Even 贪心
1D Reversi 模拟
AtCoDeer and Rock-Paper 贪心
Tak and Cards 背包
Boxes and Candies 贪心
Best Representation kmp
Median Sum 背包
Go Home 贪心
Many Formulas 搜索
Card Game for Three 组合数学
No Need 线性dp
Largest Smallest Cyclic Shift 贪心
All Your Paths are Different Lengths 二进制拆分
Stop. Otherwise… 组合数学
Revenge of BBuBBBlesort! 思维题
Tak and Hotels 贪心+分块
An Invisible Hand 贪心
Snuke’s Subway Trip 最短路
Digit Sum 数论
BBQ Hard 组合数学+dp
Garbage Collector 贪心