Padding with sprintf

padding.go

package main

import "fmt"

func main() {

	// make sure that printf pads digits with zeros so we can sort the strings
	// without converting to them back to ints

	fmt.Printf("%010d\n", 1)
	fmt.Printf("%010d\n", 15)
	fmt.Printf("%010d\n", 250)
	fmt.Printf("%010d\n", 2560)
	fmt.Printf("%010d\n", 34234)
	fmt.Printf("%010d\n", 444444)

}