[ABC067D] Fennec VS. Snuke

搜索 · 博弈论

[ARC078E] Awkward Response

[ARC078F] Mole and Abandoned Mine

[ABC068C] Cat Snuke and a Voyage

[ABC068D] Decrease (Contestant ver.)

构造

[ARC079E] Decrease (Judge ver.)

模拟 · 二分

[ARC079F] Namori Grundy

[ABC069C] 4-adjacent

[ABC069D] Grid Coloring

[ARC080E] Young Maids

贪心

[ARC080F] Prime Flip

[ABC071C] Make a Rectangle

[ABC071D] Coloring Dominoes

[ARC081E] Don't Be a Subsequence

有限状态自动机

[ARC081F] Flip and Rectangles

[ABC072C] Together

[ABC072D] Derangement

[ARC082E] ConvexScore

计算几何 · 组合数学

[ARC082F] Sandglass

线段树 · 排序

[ABC074C] Sugar Water

[ABC074D] Restoring Road Network

[ARC083E] Bichrome Tree

[ARC083F] Collecting Balls

[ABC077C] Snuke Festival

[ABC077D] Small Multiple

最短路

[ARC084E] Finite Encyclopedia of Integer Sequences

[ARC084F] XorShift

[ABC078C] HSI

[ABC078D] ABS

[ARC085E] MUL

[ARC085F] NRE

动态规划 DP · 线段树 · 动态规划优化

[ABC081C] Not so Diverse

排序

[ABC081D] Non-decreasing

构造

[ARC086E] Smuggling Marbles

树形 DP · 树链剖分 · 虚树

[ARC086F] Shift and Decrement

[ABC082C] Good Sequence

[ABC082D] FT Robot

动态规划 DP

[ARC087E] Prefix-free Game

[ARC087F] Squirrel Migration

[ABC083C] Multiple Gift

模拟 · 枚举

[ABC083D] Wide Flip

[ARC088E] Papple Sort

贪心 · 线段树 · 树状数组

[ARC088F] Christmas Tree

[ABC086C] Traveling

[ABC086D] Checker

[ARC089E] GraphXY

[ARC089F] ColoringBalls

[ABC087C] Candies

[ABC087D] People on a Line

搜索 · 并查集 · 深度优先搜索 DFS · 差分约束 · 差分

[ARC090E] Avoiding Collision

最短路