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题解 | #计算某字符出现次数#

import java.util.*; public class Main{ public static void main(String []...

Java 字符串

2022-07-19

0 221

题解 | #统计一句话中重复单词的个数#

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

Java

2022-03-15

0 365

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

2022-03-14

0 479

题解 | #实现接口#

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

Java

2022-03-12

0 319

题解 | #验证年龄#

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

Java

2022-03-12

0 282