View Compilation Error

0_0_33882699_10889\Main.java:1: 错误: 需要class, interface或enum
2 import java.util.Scanner;     public class Main { //杭电这一题class名必须是Main,不然不能通过         public static void main(String[] args){             Scanner sc = new Scanner(System.in);             while(sc.hasNextInt())             {                 int a=sc.nextInt();                 int b=sc.nextInt();             System.out.println(a+b);             }         }     }
^
0_0_33882699_10889\Main.java:1: 错误: 解析时已到达文件结尾
2 import java.util.Scanner;     public class Main { //杭电这一题class名必须是Main,不然不能通过         public static void main(String[] args){             Scanner sc = new Scanner(System.in);             while(sc.hasNextInt())             {                 int a=sc.nextInt();                 int b=sc.nextInt();             System.out.println(a+b);             }         }     }
                                                   ^
2 个错误