package main

import (
    "bufio"
    "fmt"
    "os"
    "strconv"
    "strings"
)

func main() {
    fmt.Println(`Cows and bulls/player
You think of four digit number of unique digits in the range 1 to 9.
I guess.  You score my guess:
    A correct digit but not in the correct place is a cow.
    A correct digit in the correct place is a bull.
You give my score as two numbers separated with a space.`)