原题链接:https://leetcode-cn.com/problems/next-permutation/[https://leetcode-cn.com/problem...
IP属地:辽宁
原题链接:https://leetcode-cn.com/problems/next-permutation/[https://leetcode-cn.com/problem...
原题链接:https://leetcode-cn.com/problems/word-break/[https://leetcode-cn.com/problems/word...
原题链接:https://leetcode-cn.com/problems/find-k-closest-elements/solution/[https://leetcod...
解题思路: 哈希+双向链表image.png python3代码