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题解 | #map简单应用#

public class Main { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); String name = scanner.next...

Java

2021-11-06

0 524

题解 | #统计字符串中字母出现次数#

public class Main { public static void main(String[] args) { String string = "H e l l o ! n o w c o d e r"; Scanner scanner= new S...

Java

2021-11-06

0 472

题解 | #集合遍历#

import java.util.Iterator; import java.util.List; import java.util.Scanner; public class Main { public static void main(String[] args) { ...

Java

2021-11-06

0 341

题解 | #判断学生成绩#

public class Main { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); int score = scanner.nextInt...

Java

2021-11-06

0 523

题解 | #重写父类方法#

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

Java

2021-11-06

0 284

题解 | #类型判断#

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

Java

2021-11-06

0 322

题解 | #定义打印方法#

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

Java

2021-11-06

0 403

题解 | #重写计算逻辑#

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

Java

2021-11-06

0 321

题解 | #补全构造方法#

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

Java

2021-11-05

0 265

题解 | #实现接口#

public class Main { public static void main(String[] args) { Comparator comparator = new ComparatorImpl(); Scanner scanner = new...

Java

2021-11-05

0 368