[ABC346E] Paint

[ABC346F] SSttrriinngg in StringString

贪心 · 二分

[ABC346G] Alone

线段树 · 扫描线

[ABC347A] Divisible

[ABC347B] Substring

[ABC347C] Ideal Holidays

贪心

[ABC347D] Popcount and XOR

贪心 · 位运算

[ABC347E] Set Add Query

前缀和

[ABC347F] Non-overlapping Squares

动态规划 DP

[ABC347G] Grid Coloring 2

网络流

[ABC348A] Penalty Kick

[ABC348B] Farthest Point

[ABC348C] Colorful Beans

模拟 · 排序

[ABC348D] Medicines on Grid

广度优先搜索 BFS

[ABC348E] Minimize Sum of Distances

树形 DP

[ABC348F] Oddly Similar

[ABC348G] Max (Sum - Max)

可持久化线段树 · 决策单调性

[ABC349A] Zero Sum Game

[ABC349B] Commencement

[ABC349C] Airport Code

模拟

[ABC349D] Divide Interval

贪心

[ABC349E] Weighted Tic-Tac-Toe

搜索

[ABC349F] Subsequence LCM

动态规划 DP · 状态合并 · 素数判断 · 状压 DP

[ABC349G] Palindrome Construction

Manacher 算法

[ABC350A] Past ABCs

[ABC350B] Dentist Aoki

[ABC350C] Sort

排序

[ABC350D] New Friends

并查集

[ABC350E] Toward 0

动态规划 DP · 期望

[ABC350F] Transpose

平衡树 · 分治

[ABC350G] Mediator

动态树 LCT · 根号分治 · 启发式合并

[ABC351A] The bottom of the ninth

[ABC351B] Spot the Difference

[ABC351C] Merge the balls

栈

[ABC351D] Grid and Magnet

搜索 · 广度优先搜索 BFS · 深度优先搜索 DFS

[ABC351E] Jump Distance Sum

差分

[ABC351F] Double Sum

树状数组

[ABC351G] Hash on Tree

动态树分治

[ABC352A] AtCoder Line

[ABC352B] Typing

双指针 two-pointer

[ABC352C] Standing On The Shoulders

贪心

[ABC352D] Permutation Subsequence

单调队列 · ST 表

[ABC352E] Clique Connect

生成树

[ABC352F] Estimate Order

搜索 · 状态合并

[ABC352G] Socks 3

快速数论变换 NTT

[ABC353A] Buildings

[ABC353B] AtCoder Amusement Park

模拟

[ABC353C] Sigma Problem

容斥原理

[ABC353D] Another Sigma Problem

数学 · 前缀和

[ABC353E] Yet Another Sigma Problem

字典树 Trie