// EXIT:0
// OUTPUT:fizz 12345 -678
unit printnum;
import std.io;
import std.fmt;

fn show(v: i32) -> void {
    var buf: [16]u8 = [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0];
    let n: usize = fmt.fmt_i32(buf[..], v);
    io.print(" ");
    io.print(buf[0..n]);
}

fn main() -> i32 {
    io.print("fizz");
    show(12345);
    show(0 - 678);
    io.print("\n");
    return 0;
}