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题解 | #反转字符串#

import java.util.*; public class Solution { /** * 反转字符串 * @param str string字符串 * @return string字符串 */ public String sol...

Java

2021-09-24

0 250

题解 | #子数组的最大累加和问题#

import java.util.*; public class Solution { /** * max sum of the subarray * @param arr int整型一维数组 the array * @return int整型 *...

Java

2021-09-24

0 393

题解 | #寻找第K大#

import java.util.*; public class Solution { public int findKth(int[] a, int n, int k) { // write code here return findK(a, 0, n -...

Java

2021-09-24

0 694

题解 | #实现二叉树先序，中序和后序遍历#

import java.util.*; import java.util.*; /* * public class TreeNode { * int val = 0; * TreeNode left = null; * TreeNode right = null; * } *...

Java

2021-09-24

0 360

题解 | #合并两个有序的数组#

public class Solution { public void merge(int A[], int m, int B[], int n) { int c = m + n - 1; int a = m - 1, b = n - 1; w...

Java

2021-09-24

0 303

题解 | #寻找第K大#

import java.util.*; public class Solution { public int findKth(int[] a, int n, int k) { // write code here return findK(a, 0, n -...

Java

2021-09-24

0 431

题解 | #寻找第K大#

import java.util.*; public class Solution { public int findKth(int[] a, int n, int k) { // write code here return findK(a, 0, n -...

Java

2021-09-24

0 297

题解 | #寻找第K大#

import java.util.*; public class Solution { public int findKth(int[] a, int n, int k) { // write code here return findKth(a, 0, n...

Java

2021-09-24

0 442

题解 | #写一段程序判断IP字符串是否属于内网IP#

import java.io.*; import java.util.*; public class Main{ public static void main(String[] args){ Scanner sc = new Scanner(System.in); ...

Java

2021-09-23

0 457

题解 | #比较两个版本字符串version1和version2#

import java.io.*; import java.util.*; public class Main{ public static void main(String[] args){ Scanner sc = new Scanner(System.in); ...

Java

2021-09-23

0 827