View Compilation Error

0_0_5589187_5960\Main.java:1: illegal character: \35
#include<iostream>
^
0_0_5589187_5960\Main.java:4: class, interface, or enum expected
int main()
^
0_0_5589187_5960\Main.java:7: class, interface, or enum expected
    while( cin >> n >> m)
    ^
0_0_5589187_5960\Main.java:10: class, interface, or enum expected
        printf("%.2f",k);
        ^
0_0_5589187_5960\Main.java:11: class, interface, or enum expected
        cout << endl;
        ^
0_0_5589187_5960\Main.java:12: class, interface, or enum expected
    }
    ^
0_0_5589187_5960\Main.java:14: class, interface, or enum expected
}
^
7 errors