let n = Int(readLine()!)!

for i in 1...n {
    if i%15 == 0 {
        print("FiizzBuzz")
    } else if i%5 == 0 {
        print("Buzz")
    } else if i%3 == 0 {
        print("Fizz")
    } else {
        print(i)
    }
}