diff --git a/chapter1/hello b/chapter1/hello
new file mode 100755
index 0000000..37949f3
Binary files /dev/null and b/chapter1/hello differ
diff --git a/chapter1/hello.go b/chapter1/hello.go
new file mode 100644
index 0000000..941bf24
--- /dev/null
+++ b/chapter1/hello.go
@@ -0,0 +1,7 @@
+package main
+
+import "fmt"
+
+func main() {
+	fmt.Println("Hello, Go!")
+}
diff --git a/chapter2/guess/guess.go b/chapter2/guess/guess.go
new file mode 100644
index 0000000..350ca21
--- /dev/null
+++ b/chapter2/guess/guess.go
@@ -0,0 +1,53 @@
+// guess - игра про отгадывание числа
+package main
+
+import (
+	"fmt"
+	"math/rand"
+	// "time"
+	"bufio"
+	"log"
+	"os"
+	"strconv"
+	"strings"
+)
+
+func main() {
+	/* seconds := time.Now().Unix()
+	rand.Seed(seconds) */ // is deprecated
+	target := rand.Intn(100) + 1
+	fmt.Println("Я загадал число от 1 до 100. Отгадай его: ")
+	// fmt.Println(target)
+
+	reader := bufio.NewReader(os.Stdin) // новый буфер для чтения с клавы
+
+	success := false
+	for guesses := 0; guesses < 10; guesses++ {
+		fmt.Println("У вас есть", 10-guesses, "попыток.")
+
+		fmt.Print("Введите свое число: ")
+		input, err := reader.ReadString('\n')
+		if err != nil {
+			log.Fatal(err)
+		}
+
+		input = strings.TrimSpace(input)  // удаление новой строки
+		guess, err := strconv.Atoi(input) // конвертация в int
+		if err != nil {
+			log.Fatal(err)
+		}
+
+		if guess < target {
+			fmt.Println("Ваше число меньше загаданного")
+		} else if guess > target {
+			fmt.Println("Ваше число больше загаданного")
+		} else if guess == target {
+			success = true
+			fmt.Println("Вы угадали число!!!")
+			break
+		}
+	}
+	if !success {
+		fmt.Println("Вы проиграли! Загаданное число", target)
+	}
+}
diff --git a/chapter2/pass_fail/pass_fail.go b/chapter2/pass_fail/pass_fail.go
new file mode 100644
index 0000000..2a38626
--- /dev/null
+++ b/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)
+}
diff --git a/chapter2/strings/strings.go b/chapter2/strings/strings.go
new file mode 100644
index 0000000..3ed1f99
--- /dev/null
+++ b/chapter2/strings/strings.go
@@ -0,0 +1,13 @@
+package main
+
+import (
+	"fmt"
+	"strings"
+)
+
+func main() {
+	broken := "G# r#cks!"
+	replacer := strings.NewReplacer("#", "o")
+	fixed := replacer.Replace(broken)
+	fmt.Println(fixed)
+}
diff --git a/chapter2/time.go b/chapter2/time.go
new file mode 100644
index 0000000..9780db6
--- /dev/null
+++ b/chapter2/time.go
@@ -0,0 +1,13 @@
+package main
+
+import (
+	"fmt"
+	"time"
+)
+
+func main() {
+	var now time.Time = time.Now()
+	var year int = now.Year()
+	fmt.Println(year)
+	fmt.Println(now)
+}