# Codeforces Round #516 (Div. 2, by Moscow Team Olympiad)

A. Make a triangle! Description: Masha has three sticks […]

# HDU 3951 Coin Game

Description: After hh has learned how to play Nim game, […]

# Codeforces Round #515 (Div. 3)

A. Vova and Train Description: Vova plans to go to the […]

# HDU 2222 Keywords Search

Description: In the modern time, Search engine came int […]

# 洛谷 P3808 【模板】AC自动机（简单版）

Description: 给定n个模式串和1个文本串，求有多少个模式串在文本串里出现过。 Input: 第一行 […]

# HDU 1890 Robotic Sort

Description: Somewhere deep in the Czech Technical Univ […]

# 洛谷 P3165 [CQOI2014]排序机械臂

Description: 为了把工厂中高低不等的物品按从低到高排好序，工程师发明了一种排序机械臂。它遵循一个简 […]

# 牛客网暑期ACM多校训练营（第三场） C Shuffle Cards

Description: Eddy likes to play cards game since there […]

# 洛谷 P3391 【模板】文艺平衡树（Splay）

Description: 您需要写一种数据结构（可参考题目标题），来维护一个有序数列，其中需要提供以下操作：翻 […]

# Codeforces Round #514 (Div. 2)

A. Cashier Description: Vasya has recently got a job as […]

# nyoj 1367 ZZNUOJ 2109 物流配送

Description: 物流配送是物流活动中一种非单一的业务形式，它与物品流动、资金流动紧密结合。备货是配送 […]

# 计蒜客 ACM-ICPC 2018 沈阳赛区网络预赛 D. Made In Heaven

Description: One day in the jail, F·F invites Jolyne Ku […]

# HDU 1686 Oulipo

Description: The French author Georges Perec (1936–1982 […]

# hihoCoder 1828 Saving Tang Monk II

Description: 《Journey to the West》(also 《Monkey》) is on […]

# CodeForces 55D Beautiful numbers

D. Beautiful numbers Description: Volodya is an odd boy […]

# POJ 1330 Nearest Common Ancestors

Description: A rooted tree is a well-known data structu […]

# HDU 5692 Snacks

Description: 百度科技园内有n个零食机，零食机之间通过n−1条路相互连通。每个零食机都有一个值v， […]

# HDU 3555 Bomb

Description: The counter-terrorists found a time bomb i […]

# 计蒜客 ACM-ICPC 2018 徐州赛区网络预赛 F. Features Track

Description: Morgana is learning computer vision, and h […]

# 计蒜客 ACM-ICPC 2018 徐州赛区网络预赛 I. Characters with Hash

Description: Mur loves hash algorithm, and he sometimes […]