#!/usr/local/bin/swift
func recall<T,R>(_ f:@escaping (((T)->R),T)->R)->(T)->R {
   var r:((T)->R)!
   r = { n in f(r,n) }
   return r
}
let fact = recall { $1 <= 1 ? 1 : $1 * $0($1-1) }
    if i % 15 == 0 {
        print("FizzBuzz");
    } else if i % 5 == 0 {
        print("Buzz")
    } else if i % 3 == 0 {
        print("Fizz")
    } else {
        print(i)
    }
}