Init commit

chapter2/pass_fail/pass_fail.go

@@ -0,0 +1,33 @@
+// pass_fail сообщает сдал ли пользователь экзамен
+package main
+
+import (
+	"bufio"
+	"fmt"
+	"log"
+	"os"
+	"strconv"
+	"strings"
+)
+
+func main() {
+	fmt.Print("Enter a grade: ")
+	reader := bufio.NewReader(os.Stdin)
+	input, err := reader.ReadString('\n')
+	if err != nil {
+		log.Fatal(err)
+	}
+	input = strings.TrimSpace(input)
+	grade, err := strconv.ParseFloat(input, 64)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	var status string
+	if grade >= 60 {
+		status = "passing"
+	} else if grade < 60 {
+		status = "failing"
+	}
+	fmt.Println("A grade of", grade, "is", status)
+}