Question

请帮我看一下这段java代码哪里有问题并帮我写出正确的，谢谢

import java.util.Scanner;
class If3{
public static void main(String[] args);
Scanner sc = new Scanner(String.in);
int score = sc.nextInt();
if (score>=90 && score<100){
System.out.println("优秀");
}else if(score>=80 && score<90){
System.out.println("好");
}else if(score>=70 && score<80){
System.out.println("良");
}else if(score>=60 && score<70){
System.out.println("及格");
}else {
System.out.println("请输入正确的考试成绩")
}
}
}

Answer 1

Scanner sc = new Scanner(String.in);这行代码的参数错了 ，应该为
Scanner sc = new Scanner(System.in);

Answer 2

public static void main(String[] args){
Scanner sc = new Scanner(System.in);