####short url usage example
package main
import (
"fmt"
"os"
"./short_url"
)
func main() {
//fmt.Println(short_url.IntToBase62(10))
if len(os.Args) != 2 {
fmt.Printf("%+v\n", os.Args)
fmt.Println("use as go run " + os.Args[0] + " url")
os.Exit(0)
}
/*id, err := strconv.Atoi(os.Args[1])
if err != nil {
fmt.Println("str to int failed")
}
*/
fmt.Println(short_url.LongToShort(os.Args[1]))
}