typing game sample

main.go

package main
import (
    "fmt"
    "context"
    "time"
    "bufio"
    "os"
)

func main() {
    bc := context.Background()
    ctx, _ := context.WithTimeout(bc, 5 * time.Second)
    input := make(chan string)
    strs := []string{"c", "python", "fortran", "cobol", "brain f**k"}
    score := 0
    go func () {
        scanner := bufio.NewScanner(os.Stdin)
        for scanner.Scan() {
            input <- scanner.Text()
        }
    }()
    go func () {
        var str string
        for i := 0; i < len(strs); i++  {
            fmt.Println("q: ", strs[i])
            select  {
            case str = <- input:
                if str == strs[i] {
                    score++;
                }
            }
        }
    }()

    select {
    case <-ctx.Done():
        fmt.Println("score: ", score)
        return
    }
}