kadai3-1-abemotion

kadai3-1/abemotion/main.go

@@ -0,0 +1,51 @@
+package main
+
+import (
+	"bufio"
+	"fmt"
+	"io"
+	"math/rand"
+	"os"
+	"time"
+)
+
+func main() {
+	ch := input(os.Stdin)
+
+	questions := []string{"facebook", "google", "apple", "uber", "yahoo"}
+	rand.Seed(time.Now().UnixNano())
+
+	score := 0
+
+	t := time.After(time.Duration(10) * time.Second)
+
+	for {
+		s := questions[rand.Intn(len(questions))]
+		fmt.Printf(">%s\n", s)
+		select {
+		case v := <-ch:
+			if s == v {
+				fmt.Println("Correct!")
+				score++
+			} else {
+				fmt.Println("Wrong!")
+			}
+		case <-t:
+			fmt.Println("Time up!")
+			fmt.Println("Your score:", score)
+			return
+		}
+	}
+}
+
+func input(r io.Reader) <-chan string {
+	ch := make(chan string)
+	go func() {
+		std := bufio.NewScanner(r)
+		for std.Scan() {
+			ch <- std.Text()
+		}
+		close(ch)
+	}()
+	return ch
+}