Greg's Workout

Code Parsing

Almost Arithmetical Progression

Mr. Bender and Square

Furlo and Rublo and Game

Liars and Serge

Lucky Arrays

Sockets

Playing Cubes

View Angle

Sum

Greedy Elevator

模拟 · 线段树 · 堆

Little Elephant and Bits

Little Elephant and Elections

Little Elephant and LCM

Little Elephant and Broken Sorting

动态规划 DP

Little Elephant and Tree

线段树 · 扫描线

Little Elephant and Chess

Little Elephant and Magic Square

Adding Digits

Ancient Prophesy

Balls and Boxes

Black and White Tree

Dividing Kingdom

Maxim and Discounts

Maxim and Restaurant

Maxim and Matrix

Maxim and Increasing Subsequence

线段树 · 树状数组 · 枚举

Maxim and Calculator

Roma and Lucky Numbers

Roma and Changing Signs

Beautiful Matrix

Squares

Circle of Numbers

Cycle in Graph

Rhombus

Escape from Stones

Good Sequences

动态规划 DP · 枚举 · 最大公约数 gcd

Choosing Balls

Colorful Stones

字符串 · 前缀和

Roadside Trees

Colorful Stones (Simplified Edition)

模拟 · 字符串

Roadside Trees (Simplified Edition)

Stones on the Table

字符串

Queue at the School

字符串 · 搜索 · 队列

Below the Diagonal

BerDonalds

枚举 · 排序 · 最短路 · Floyd 算法

More Queries to Array...

Subtractions

Dominoes