Minimum Hamming Distance

Destroying Bridges

图论

Equal XOR

位运算 · 构造

Setting up Camp

模拟

Fireworks

数学

Left and Right Houses

前缀和

Seraphim the Owl

动态规划 DP

Binary Search

二分 · 构造

Kirill and Mushrooms

贪心 · 线段树 · 堆 · 优先队列

Cook and Porridge

模拟 · 堆

GCD is Greater

位运算

Median of an Array

贪心

Maximum Sum

动态规划 DP · 贪心

Tree Cutting

图论 · 二分

Birthday Gift

位运算

Girl Permutation

组合数学 · 排列组合

Nobody is needed

动态规划 DP · 树状数组

Special Characters

贪心

Array Fix

模拟 · 贪心

Arrow Path

搜索

Tandem Repeats?

动态规划 DP · 枚举

Clique Partition

贪心 · 构造

Rare Coins

排列组合

MST with Matching

生成树

Grove

Charming Meals

Annual Ants' Gathering

Funny or Scary?

Damage per Second

Dating

Scooter

Division Avoidance

Disks

二分图

Amanda the Amoeba

Make Triangle

Stair, Peak, or Neither?

模拟

Upscaling

模拟

Clock Conversion

模拟

Product of Binary Decimals

模拟 · 深度优先搜索 DFS

Nearly Shortest Repeating Substring

模拟 · 数论

0, 1, 2, Tree!

图论

Shuffling Songs

动态规划 DP · 状态合并

Dual Trigger

数学

Battle Cows

Ticket Hoarding

贪心

Buying Jewels

Ad-hoc

No Palindromes

字符串 · Manacher 算法

Inversion Composition

Clacking Balls

鞅的停时定理

Thanos Snap