box-o-sand/algs4/go/algs4-gcd/main.go

35 lines
502 B
Go

package main
import (
"fmt"
"os"
"strconv"
)
import (
"github.com/meatballhat/box-o-sand/algs4/go/algs4"
)
const USAGE string = `Usage: algs4-gcd <uint> <uint>`
func main() {
if len(os.Args) < 3 {
fmt.Println(USAGE)
os.Exit(1)
}
p, err := strconv.ParseUint(os.Args[1], 10, 0)
if err != nil {
fmt.Println("Wherps: ", err)
os.Exit(1)
}
q, err := strconv.ParseUint(os.Args[2], 10, 0)
if err != nil {
fmt.Println("Wherps: ", err)
os.Exit(1)
}
fmt.Println(algs4.Gcd(p, q))
}