[ABC328E] Modulo MST

图遍历 · 生成树

[ABC328F] Good Set Query

并查集

[ABC328G] Cut and Reorder

动态规划 DP · 状态合并 · 状压 DP

[ABC329A] Spread

[ABC329B] Next

[ABC329C] Count xxx

模拟 · 双指针 two-pointer

[ABC329D] Election Quick Report

[ABC329E] Stamp

动态规划 DP

[ABC329F] Colored Ball

启发式合并

[ABC329G] Delivery on Tree

动态规划 DP · 数论 · 前缀和 · Ad-hoc

[ABC330A] Counting Passes

[ABC330B] Minimize Abs 1

[ABC330C] Minimize Abs 2

[ABC330D] Counting Ls

[ABC330E] Mex and Update

[ABC330F] Minimize Bounding Square

[ABC330G] Inversion Squared

[ABC331A] Tomorrow

[ABC331B] Buy One Carton of Milk

[ABC331C] Sum of Numbers Greater Than Me

[ABC331D] Tile Pattern

[ABC331E] Set Meal

[ABC331F] Palindrome Query

线段树 · 树状数组 · 哈希 hashing

[ABC331G] Collect Them All

[ABC332A] Online Shopping

[ABC332B] Glass and Mug

[ABC332C] T-shirts

[ABC332D] Swapping Puzzle

[ABC332E] Lucky bag

动态规划 DP · 状压 DP

[ABC332F] Random Update Query

线段树 · 期望

[ABC332G] Not Too Many Balls

网络流 · 枚举 · 最大流最小割定理

[ABC333A] Three Threes

[ABC333B] Pentagon

[ABC333C] Repunit Trio

[ABC333D] Erase Leaves

树形数据结构 · 深度优先搜索 DFS

[ABC333E] Takahashi Quest

贪心 · 栈

[ABC333F] Bomb Game 2

[ABC333G] Nearest Fraction

Stern-Brocot 树

[ABC334A] Christmas Present

[ABC334B] Christmas Trees

[ABC334C] Socks 2

贪心 · 枚举

[ABC334D] Reindeer and Sleigh

贪心 · 二分 · 排序 · 前缀和

[ABC334E] Christmas Color Grid 1

枚举 · 广度优先搜索 BFS

[ABC334F] Christmas Present 2

动态规划 DP · 单调队列

[ABC334G] Christmas Color Grid 2

图论 · Tarjan

[ABC335A] 202<s>3</s>

[ABC335B] Tetrahedral Number

[ABC335C] Loong Tracking

[ABC335D] Loong and Takahashi

[ABC335E] Non-Decreasing Colorful Path