View Compilation Error

0_0_36961756_29706\Main.java:1: 错误: 非法字符: '#'
#include <iostream>
^
0_0_36961756_29706\Main.java:1: 错误: 需要class, interface或enum
#include <iostream>
         ^
0_0_36961756_29706\Main.java:3: 错误: 需要class, interface或enum
int main()
^
0_0_36961756_29706\Main.java:6: 错误: 需要class, interface或enum
    cin>>x>>y>>z>>n;
    ^
0_0_36961756_29706\Main.java:7: 错误: 需要class, interface或enum
    cout<<x+y<<endl;
    ^
0_0_36961756_29706\Main.java:8: 错误: 需要class, interface或enum
    cout<<z+n<<endl;
    ^
0_0_36961756_29706\Main.java:9: 错误: 需要class, interface或enum
    return 0;
    ^
0_0_36961756_29706\Main.java:10: 错误: 需要class, interface或enum
}
^
8 个错误