# 归档 2017

## LeetCode Weekly Contest 63解题报告 作者是 在线疯狂 发布于 2017年12月17日 在 LeetCode.

LeetCode Weekly Contest 63是LeetCode举办的第六十七场正式周赛，共4道题目，比赛时长1.5小时。

LeetCode 746. Min Cost Climbing Stairs

LeetCode 748. Shortest Completing Word

LeetCode 750. Number Of Corner Rectangles

LeetCode 749. Contain Virus

## 题目描述：

LeetCode 749. Contain Virus

A virus is spreading rapidly, and your task is to quarantine the infected area by installing walls.

The world is modeled as a 2-D array of cells, where `0` represents uninfected cells, and `1` represents ...

## 题目描述：

LeetCode 750. Number Of Corner Rectangles

Given a grid where each entry is only 0 or 1, find the number of corner rectangles.

A corner rectangle is 4 distinct 1s on the grid that form an axis-aligned rectangle. Note ...

## 题目描述：

LeetCode 748. Shortest Completing Word

Find the minimum length word from a given dictionary `words`, which has all the letters from the string `licensePlate`. Such a word is said to complete the given string `licensePlate`

Here, for letters we ...

## 题目描述：

LeetCode 746. Min Cost Climbing Stairs

On a staircase, the `i`-th step has some non-negative cost `cost[i]` assigned (0 indexed).

Once you pay the cost, you can either climb one or two steps. You need to find ...