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题解

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题解 | #反转链表#

/* public class ListNode { int val; ListNode next = null; ListNode(int val) { this.val = val; } }*/ public class Solution { ListNode result = nul...

Java

2022-05-01

0 251

题解 | #创建单例对象#

原来这就是单例对象!!!! public class Main { public static void main(String[] args) { Singleton s1 = Singleton.getInstance(); Singleton s2 = Singleton.ge...

Java

2022-02-08

0 438

题解 | #重写父类方法#

import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); while (scanne...

Java

2022-02-08

0 362

题解 | #实现抽象方法#

做本题的时候一定要注意父类中抽象方法的签名，在子类中进行覆盖的时候方法的签名一定要和父类中完全一样，否则容易出现问题 import java.util.Scanner; public class Main { public static void main(String[] args) { ...

Java

2022-02-08

0 360

题解 | #类型判断#

import java.util.Scanner; public class Main { public static void main(String[] args) throws Exception { Scanner scanner = new Scanner(System.in); ...

Java

2022-02-08

0 251

题解 | #定义打印方法#

import java.util.Scanner; public class Main { public static void main(String[] args) throws Exception { Scanner scanner = new Scanner(System.in); ...

Java

2022-02-08

0 348

题解 | #重写计算逻辑#

import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); while (scanne...

Java

2022-02-08

0 315

题解 | #补全构造方法#

import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); while (scanne...

Java

2022-02-08

1 398

题解 | #修改Data类的定义#

import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); while (scanne...

Java

2022-01-26

0 550

题解 | #数组倒转#

import java.util.Arrays; import java.util.Scanner; public class Main { public static void main(String[] args) { int[] arr = new int[6]; Scanner scanne...

Java

2022-01-21

0 257