# 归档 2018年1月28日

## LeetCode Weekly Contest 69解题报告 作者是 在线疯狂 发布于 2018年1月28日 在 LeetCode.

LeetCode Weekly Contest 69是LeetCode举办的第七十三场正式周赛，共4道题目，比赛时长1.5小时。

LeetCode 771. Jewels and Stones

LeetCode 775. Global and Local Inversions

LeetCode 773. Sliding Puzzle

LeetCode 774. Minimize Max Distance to Gas Station

## 题目描述：

LeetCode 774. Minimize Max Distance to Gas Station

On a horizontal number line, we have gas stations at positions stations[0], stations[1], ..., stations[N-1], where N = stations.length.

Now, we add K more gas stations so that D ...

## 题目描述：

LeetCode 773. Sliding Puzzle

On a 2x3 board, there are 5 tiles represented by the integers 1 through 5, and an empty square represented by 0.

A move consists of choosing 0 and a 4-directionally adjacent number and swapping ...

## 题目描述：

LeetCode 775. Global and Local Inversions

We have some permutation A of [0, 1, ..., N - 1], where N is the length of A.

The number of (global) inversions is the number of i < j with 0 <= i ...

## 题目描述：

LeetCode 771. Jewels and Stones

You're given strings J representing the types of stones that are jewels, and S representing the stones you have.  Each character in S is a type of stone you have.  You want ...