TOF

Opponents

模拟 · 贪心 · 概率论

Lovely Palindromes

Mike and Cellphone

Mike and Shortcuts

Mike and Chocolate Thieves

Friends and Subsequences

Mike and Geometry Problem

Collective Mindsets (hard)

Collective Mindsets (medium)

Collective Mindsets (easy)

Recover Polygon (hard)

Recover Polygon (medium)

Recover Polygon (easy)

Brain Network (hard)

Brain Network (medium)

Brain Network (easy)

The Wall (hard)

The Wall (medium)

The Wall (easy)

Photographs (II)

Photographs (I)

Tree of Life (hard)

Tree of Life (medium)

Tree of Life (easy)

Fashion in Berland

s-palindrome

Exponential notation

模拟 · 数学

Swaps in Permutation

并查集 · 排序 · 深度优先搜索 DFS

Xor-sequences

动态规划 DP · 矩阵加速 · 进制 · 矩阵乘法 · 位运算

Couple Cover

Lorenzo Von Matterhorn

Puzzles

PLEASE

Legen...

动态规划 DP · 矩阵乘法 · AC 自动机

...Wait for it...

...Dary!

Pineapple Incident

模拟 · 数学 · 枚举

Barnicle

Vacations

动态规划 DP

Fix a Tree

LRU

Limak and Shooting Points

Cron

Coprime Permutation

Launch of Collider

One Bomb

As Fast As Possible

Connecting Universities

贪心 · 树的遍历

Break Up

图论 · 网络流 · Tarjan · 最小割