package com.wuming.struct;
import java.util.Scanner;
public class IfDemo03 {
public static void main(String[] args) {
//if多选择
/*
* if语句最多一个else,且在else if之后
* if可以有多个else if且在else之前
* 若有一个else if为true,其他else if 和else跳过执行
* */
Scanner scanner = new Scanner(System.in);
System.out.println("请输入成绩:");
int score = scanner.nextInt();
if (score == 100) {
System.out.println("恭喜满分");
} else if (score < 100 && score >= 90) {
System.out.println("A");
} else if (score < 90 && score >= 80) {
System.out.println("B");
} else if (score < 80 && score >= 70) {
System.out.println("C");
} else if (score < 70 && score >= 60) {
System.out.println("D");
} else if (score < 60 && score >= 0) {
System.out.println("不及格");
} else{
System.out.println("不合法");
}
scanner.close();
}
}
请输入成绩:
90
A