View Compilation Error

0_0_37985911_11150\Main.java:1: 错误: 非法字符: '#'
#include<iostream>
^
0_0_37985911_11150\Main.java:1: 错误: 需要class, interface或enum
#include<iostream>
        ^
0_0_37985911_11150\Main.java:3: 错误: 需要class, interface或enum
int main()
^
0_0_37985911_11150\Main.java:6: 错误: 需要class, interface或enum
 int A, B, sum = 0;
 ^
0_0_37985911_11150\Main.java:7: 错误: 需要class, interface或enum
 while (cin >> n)       
 ^
0_0_37985911_11150\Main.java:12: 错误: 需要class, interface或enum
   sum = A + B;
   ^
0_0_37985911_11150\Main.java:13: 错误: 需要class, interface或enum
   cout << sum << endl;
   ^
0_0_37985911_11150\Main.java:14: 错误: 需要class, interface或enum
  }
  ^
0_0_37985911_11150\Main.java:17: 错误: 需要class, interface或enum
}
^
9 个错误