View Compilation Error

0_0_38867563_37\Main.java:1: 错误: 非法字符: '#'
#include <iostream>
^
0_0_38867563_37\Main.java:1: 错误: 需要class, interface或enum
#include <iostream>
         ^
0_0_38867563_37\Main.java:2: 错误: 非法字符: '#'
#include <string>//hduoj中要用string
^
0_0_38867563_37\Main.java:6: 错误: 需要class, interface或enum
int main()
^
0_0_38867563_37\Main.java:9: 错误: 需要class, interface或enum
    while(cin >> s)
    ^
0_0_38867563_37\Main.java:12: 错误: 需要class, interface或enum
        if(s[1] > s[2]) swap(s[1], s[2]);
        ^
0_0_38867563_37\Main.java:13: 错误: 需要class, interface或enum
        if(s[0] > s[1]) swap(s[0], s[1]);
        ^
0_0_38867563_37\Main.java:14: 错误: 需要class, interface或enum
        cout << s[0] << ' ' << s[1] << ' ' << s[2] << endl;
        ^
0_0_38867563_37\Main.java:15: 错误: 需要class, interface或enum
    }
    ^
0_0_38867563_37\Main.java:18: 错误: 需要class, interface或enum
}
^
10 个错误