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题解 | #两个链表生成相加链表#

import java.util.*; /* * public class ListNode { * int val; * ListNode next = null; * } */ public class Solution { private ListNode rev...

Java

2021-06-23

1 606

题解 | #判断链表中是否有环#

public class Solution { public boolean hasCycle(ListNode head) { ListNode fast = head; ListNode slow = head; while (fast !...

Java

2021-06-23

17 1539

题解 | #反转链表#

public class Solution { public ListNode ReverseList(ListNode head) { ListNode prev = null; ListNode curr = head; while (cu...

Java

2021-06-23

1 540

查找组成一个偶数最接近的两个素数

import java.util.*; public class Main { public Main() { } private boolean isPrime(int num) { for (int i = 2; i <= num/i; i++...

Java

2020-08-12

23 2472

超长正整数相加

import java.util.*; public class Main { public Main() { } public String addLongInteger(String addend, String augend) { StringBu...

Java

2020-08-12

4 844

挑7

import java.util.*; public class Main { public Main() { } private boolean conatins7(int n) { while (n != 0) { if (n...

Java

2020-08-12

3 1180

输出单向链表中倒数第k个结点

import java.util.*; public class Main { private int size; private ListNode head; private class ListNode { int val; Lis...

Java

2020-08-12

9 1502

从单向链表中删除指定值的节点

import java.util.*; public class Main { private ListNode head; private class ListNode { int val; ListNode next; Lis...

Java

2020-08-12

39 2063

无线OSS－高精度整数加法

import java.util.*; public class Main { public Main() { } // return num1 > num2 ? private int compare(String num1, String num2) ...

Java

2020-08-12

4 1177

201301 JAVA 题目2-3级

DP import java.util.*; public class Main { public Main() { } public int count(int n, int m) { int[][] dp = new int [n][m]; ...

Java

2020-08-12

4 950