View Compilation Error

0_0_30381566_1848\Main.java:2: 错误: 需要class, interface或enum
public static void main(String[] args){
              ^
0_0_30381566_1848\Main.java:4: 错误: 需要class, interface或enum
    while(ture){
    ^
0_0_30381566_1848\Main.java:6: 错误: 需要class, interface或enum
     int b=sc.nextInt();
     ^
0_0_30381566_1848\Main.java:7: 错误: 需要class, interface或enum
     System.out.print(a+b);
     ^
0_0_30381566_1848\Main.java:8: 错误: 需要class, interface或enum
    }break;
    ^
0_0_30381566_1848\Main.java:9: 错误: 需要class, interface或enum
}
^
6 个错误