﻿并查集-Ocrosoft

# 并查集

## HDU 3172 Virtual Friends

Virtual Friends Problem Description These days, you can do all sorts of things online. For example, you can use various

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## HDU 1198 Farm Irrigation

Farm Irrigation Problem Description Benny has a spacious farm land to irrigate. The farm land is a rectangle, and is div

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## CodeForces Round#691.D Swaps in Permutation

D. Swaps in Permutation You are given a permutation of the numbers 1, 2, …, n and m pairs of p

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## HDU 2818 Building Block(带权并查集)

Building Block Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) T

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## HDU 1829 A Bug’s Life(分组并查集)

A Bug’s Life Time Limit: 15000/5000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Othe

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## HDU 1213 How Many Tables(并查集)

How Many Tables Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)

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## HDU 1811 Rank of Tetris(拓扑排序+并查集)

Rank of Tetris Time Limit: 1000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) T

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## POJ 1456 Supermarket(贪心|并查集)

Supermarket Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 11462 Accepted: 5058 Descript

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