满意答案
bxz2345
推荐于 2018.02.25
采纳率：50% 等级：8
已帮助：1461人
import java.util.Scanner;
public class GetGrade {
public static void main(String[] args) {
System.out.println("请输入成绩(1-100)");
Scanner sc = new Scanner(System.in);
int score = sc.nextInt();
if (score 100) {
System.out.println("对不起，你输入有误");
return;
}
System.out.println("你获得了："+getGrade(score));
}
public static String getGrade(int i) {
String ret = null;
switch (i / 10) {
case 10:
ret = "A";
break;
case 9:
ret = "A";
break;
case 8:
ret = "B";
break;
case 7:
ret = "C";
break;
case 6:
ret = "D";
break;
default:
ret = "E";
break;
}
return ret;
}
}
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