#! /usr/bin/awk -f

BEGIN {
    fizz = "Fizz"; buzz = "Buzz"; fizzbuzz = "FizzBuzz"
    for (i = 1; i <= 30; i++) {
        f = i % 3 == 0
        b = i % 5 == 0
        print f ? b ? fizzbuzz : fizz : b ? buzz : i
    }
}