View Compilation Error

0_0_6643173_15720\Main.java:1: illegal character: \35
#include <cstdio>
^
0_0_6643173_15720\Main.java:6: class, interface, or enum expected
    for (; k; k >>= 1)
    ^
0_0_6643173_15720\Main.java:6: class, interface, or enum expected
    for (; k; k >>= 1)
           ^
0_0_6643173_15720\Main.java:6: class, interface, or enum expected
    for (; k; k >>= 1)
              ^
0_0_6643173_15720\Main.java:9: class, interface, or enum expected
        x = x * x % 10;
        ^
0_0_6643173_15720\Main.java:10: class, interface, or enum expected
    }
    ^
0_0_6643173_15720\Main.java:12: class, interface, or enum expected
}
^
0_0_6643173_15720\Main.java:17: class, interface, or enum expected
    while (n--)
    ^
0_0_6643173_15720\Main.java:20: class, interface, or enum expected
        printf("%d\n", get(x, (int)x));
        ^
0_0_6643173_15720\Main.java:21: class, interface, or enum expected
    }
    ^
0_0_6643173_15720\Main.java:23: class, interface, or enum expected
}