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题解 | #设计LRU缓存结构哈希表+定制双向链表#

import java.util.*; public class Solution { private int capacity; private int used; private HashMap<Integer, Node> map; private ...

Java 哈希表双向链表模拟

2022-03-28

0 385

题解 | #顺时针旋转矩阵逐圈模拟#

import java.util.*; public class Solution { public int[][] rotateMatrix(int[][] mat, int n) { // write code here if (n == 0){ ...

Java 模拟

2022-03-27

0 233

题解 | #顺时针打印矩阵#

import java.util.ArrayList; public class Solution { static ArrayList resultList = new ArrayList<>(); public ArrayList<Integer> printMatrix...

Java 数组模拟

2022-02-09

1 359