【每日一题】Day1-2 编程题 删除公共字符

• 全部代码

import java.util.Scanner;
 
/**
 * @author happy
 */
public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        String str1 = scanner.nextLine();
        String str2 = scanner.nextLine();
        // 把str1转化为char数组
        char[] s = str1.toCharArray();
        for (int i = 0; i < s.length; i++) {
            // (String.valueOf()把数组转化成字符串
            if (!str2.contains(String.valueOf(s[i]))){
                System.out.print(s[i]);
            }
        }

    }
}