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题解 | #找出字符串中第一个只出现一次的字符#

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

Java

2021-11-27

0 270

题解 | #找出字符串中第一个只出现一次的字符#

import java.util.ArrayList; import java.util.HashSet; import java.util.List; import java.util.Scanner; public class Main { public static...

Java

2021-11-26

5 562

题解 | #找出字符串中第一个只出现一次的字符#

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

Java

2021-11-26

0 155

题解 | #统计大写字母个数#

Scanner scanner = new Scanner(System.in); while (scanner.hasNext()){ String nextLine = scanner.nextLine(); char[] charArray = nextLine.toCharArray(); ...

Java

2021-11-24

0 341

题解 | #统计字符#

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

Java

2021-11-23

0 257

题解 | #简单密码#

public static void main(String[] args) { Scanner sc = new Scanner(System.in); String nextLine = sc.nextLine(); char[] toCharArray = nextLine.toCharArr...

Java

2021-11-22

0 268

题解 | #字符串加解密#

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

Java

2021-11-22

0 218

题解 | #字符串反转#

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

Java

2021-11-22

0 240

题解 | #计算某字符出现次数#

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

Java

2021-11-21

0 228