解题思路:
注意事项:
参考代码:
import java.text.DecimalFormat; import java.util.Arrays; import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); String a= scanner.nextLine(); String b = scanner.nextLine(); if (a.length()!=b.length()) { System.out.println(1); return ; } else if(a.equals(b)) { System.out.println(2); return ; } else if(a.equalsIgnoreCase(b)) { System.out.println(3); return ; } System.out.println(4); } }
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