View Compilation Error

0_0_16108824_14633\Main.java:1: 错误: 需要class, interface或enum
public static void main(String[] args) {  
              ^
0_0_16108824_14633\Main.java:3: 错误: 需要class, interface或enum
         int sum = 0;  
         ^
0_0_16108824_14633\Main.java:4: 错误: 需要class, interface或enum
         Scanner sc = new Scanner(System.in);   
         ^
0_0_16108824_14633\Main.java:5: 错误: 需要class, interface或enum
         while(sc.hasNext())  
         ^
0_0_16108824_14633\Main.java:8: 错误: 需要class, interface或enum
             b = Integer.parseInt(sc.next());    
             ^
0_0_16108824_14633\Main.java:9: 错误: 需要class, interface或enum
        System.out.println(a+b);  
        ^
0_0_16108824_14633\Main.java:10: 错误: 需要class, interface或enum
         }  
         ^
7 个错误