carloscn / carloscn/structstudy

leetcode1122:数组的相对排序(relative-sort-array)

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Lang-rust Level-easy 一般问题 排序 数组
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Description

### 问题描述

给你两个数组,arr1 和 arr2,arr2 中的元素各不相同,arr2 中的每个元素都出现在 arr1 中。

对 arr1 中的元素进行排序,使 arr1 中项的相对顺序和 arr2 中的相对顺序相同。未在 arr2 中出现过的元素需要按照升序放在 arr1 的末尾。

 

示例 1:

输入:arr1 = [2,3,1,3,2,4,6,7,9,2,19], arr2 = [2,1,4,3,9,6]
输出:[2,2,2,1,4,3,3,9,6,7,19]

示例  2:

输入:arr1 = [28,6,22,8,44,17], arr2 = [22,28,8,6]
输出:[22,28,8,6,17,44]
 

提示:

1 <= arr1.length, arr2.length <= 1000
0 <= arr1[i], arr2[i] <= 1000
arr2 中的元素 arr2[i]  各不相同 
arr2 中的每个元素 arr2[i] 都出现在 arr1 中

来源:力扣(LeetCode)
链接:https://leetcode.cn/problems/relative-sort-array

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