[ABC342G] Retroactive Range Chmax

线段树

[ABC343A] Wrong Answer

[ABC343B] Adjacency Matrix

图论

[ABC343C] 343

模拟 · 枚举

[ABC343D] Diversity of Scores

模拟

[ABC343E] 7x7x7

数学 · 枚举

[ABC343F] Second Largest Query

线段树

[ABC343G] Compress Strings

动态规划 DP · 状态合并 · KMP 算法

[ABC344A] Spoiler

[ABC344B] Delimiter

栈

[ABC344C] A+B+C

模拟

[ABC344D] String Bags

动态规划 DP · 背包 DP

[ABC344E] Insert or Erase

链表

[ABC344F] Earn to Advance

动态规划 DP · 贪心

[ABC344G] Points and Comparison

二分 · 扫描线

[ABC345A] Leftrightarrow

[ABC345B] Integer Division Returns

[ABC345C] One Time Swap

排列组合

[ABC345D] Tiling

搜索 · 深度优先搜索 DFS

[ABC345E] Colorful Subsequence

动态规划 DP

[ABC345F] Many Lamps

生成树

[ABC345G] Sugoroku 5

多项式

[ABC346A] Adjacent Product

[ABC346B] Piano

[ABC346C] Σ

数学

[ABC346D] Gomamayo Sequence

动态规划 DP

[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,质数,筛法 · 状压 DP

[ABC349G] Palindrome Construction

Manacher 算法