package main

import (
	"flag"
	"fmt"
)

var iterations *int = flag.Int("n", 3, "xxxx")

func abc(y int) int {
	z := 0
	if y > 1 {
		z = 2
	}
	return z
}

func main() {
	flag.Parse()
	x := iterations
	y := *x
	z := abc(y)
	fmt.Printf("%v %v\n", z, *x)
}