#47

gistfile1.go

package main

import "fmt"

// fibonacci is a function that returns
// a function that returns an int.
func fibonacci() func() int {
	fib0 := 1
	fib1 := 1
	 return func() int {
		fib2 := fib1+fib0
		fib0 = fib1
		fib1 = fib2
		return fib1
	
	}
}

func main() {
	f := fibonacci()
	for i := 0; i < 10; i++ {
		fmt.Println(f())
	}
}