[Java] 蓝桥杯BASIC-15 基础练习 字符串对比

问题描述

输入格式

包括两行，每行都是一个字符串

输出格式

仅有一个数字，表明这两个字符串的关系编号

样例输入

样例输出

3

package base15;
 
import java.util.Scanner;
 
public class Main {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        char[] a = in.nextLine().toCharArray();
        char[] b = in.nextLine().toCharArray();
        in.close();
        boolean flag = false;
        int i = 0;
        if (a.length == b.length) {
            for (; i < b.length; i++) {
                if (a[i] == b[i]) {
                    continue;
                } else if (Math.abs(a[i] - b[i]) == 32) {
                    flag = true;
                } else {
                    break;
                }
            }
        } else {
            System.out.println(1);
            return;
        }
 
 
        if (flag && i == b.length) {
            System.out.println(3);
        } else if (!flag && i == b.length) {
            System.out.println(2);
        } else {
            System.out.println(4);
        }
    }
 
}