Name: Anonymous 2012-10-27 12:38
package main
import (
"big"
"fmt"
"os"
"strings"
)
func main() {
if len(os.Args) != 2 {
fmt.Fprintf(os.Stderr, "Usage: %s <number>\n", os.Args[0])
os.Exit(1)
}
number_str := strings.Replace(os.Args[1], " ", "", -1)
number, ok := new(big.Int).SetString(number_str, 0)
if !ok {
fmt.Fprintf(os.Stderr, "Failed to convert %q to big integer.\n", number_str)
os.Exit(1)
}
os.Stdout.Write(number.Bytes())
}