diff --git a/go/cmd/main.go b/go/cmd/main.go
deleted file mode 100644
index fc61feb..0000000
--- a/go/cmd/main.go
+++ /dev/null
@@ -1,23 +0,0 @@
-package main
-
-import (
-	"fmt"
-	time "time"
-
-	cycle "train_golang/pkg"
-)
-
-func add(a, b int) {
-	fmt.Println("Sum = ", a+b)
-}
-
-func sub(a, b int) {
-	fmt.Println("Sub = ", a-b)
-}
-
-func main() {
-	go add(5, 6)
-	go sub(7, 9)
-	cycle.SimpleForCycle()
-	time.Sleep(1 * time.Second)
-}
diff --git a/go/go.mod b/go/go.mod
deleted file mode 100644
index 31322a5..0000000
--- a/go/go.mod
+++ /dev/null
@@ -1,3 +0,0 @@
-module train_golang
-
-go 1.23.6
diff --git a/go/homework_one/cmd/main.go b/go/homework_one/cmd/main.go
new file mode 100644
index 0000000..1936ee4
--- /dev/null
+++ b/go/homework_one/cmd/main.go
@@ -0,0 +1,49 @@
+package main
+
+import (
+	"fmt"
+	"homework_one/internal/input"
+)
+
+func main() {
+	for {
+
+		number_one, err := input.GetNumber("Введите первое число:")
+		if err != nil {
+			fmt.Println("Некорректное число. Пожалуйста, введите числовое значение.")
+			continue
+		}
+
+		operator := input.GetOperator()
+
+		number_two, err := input.GetNumber("Введите второе число:")
+		if err != nil {
+			fmt.Println("Некорректное число. Пожалуйста, введите числовое значение.")
+			continue
+		}
+
+		var result float64
+		switch operator {
+		case "+":
+			result = number_one + number_two
+		case "-":
+			result = number_one - number_two
+		case "*":
+			result = number_one * number_two
+		case "/":
+			if number_two == 0 {
+				fmt.Println("Ошибка: деление на ноль невозможно")
+				continue
+			}
+			result = number_one / number_two
+		default:
+			fmt.Println("Неизвестный оператор")
+			continue
+		}
+		fmt.Printf("Результат: %f %s %f = %f\n", number_one, operator, number_two, result)
+
+		fmt.Println("Press the Enter Key to stop anytime")
+		fmt.Scanln()
+
+	}
+}
diff --git a/go/homework_one/go.mod b/go/homework_one/go.mod
new file mode 100644
index 0000000..3aaadc2
--- /dev/null
+++ b/go/homework_one/go.mod
@@ -0,0 +1,10 @@
+module homework_one
+
+go 1.23.6
+
+require github.com/manifoldco/promptui v0.9.0
+
+require (
+	github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e // indirect
+	golang.org/x/sys v0.0.0-20181122145206-62eef0e2fa9b // indirect
+)
diff --git a/go/homework_one/go.sum b/go/homework_one/go.sum
new file mode 100644
index 0000000..34fdb2a
--- /dev/null
+++ b/go/homework_one/go.sum
@@ -0,0 +1,10 @@
+github.com/chzyer/logex v1.1.10 h1:Swpa1K6QvQznwJRcfTfQJmTE72DqScAa40E+fbHEXEE=
+github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWRnGsAI=
+github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e h1:fY5BOSpyZCqRo5OhCuC+XN+r/bBCmeuuJtjz+bCNIf8=
+github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5PlCu98SY8svDHJxuZscDgtXS6KTTbou5AhLI=
+github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1 h1:q763qf9huN11kDQavWsoZXJNW3xEE4JJyHa5Q25/sd8=
+github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU=
+github.com/manifoldco/promptui v0.9.0 h1:3V4HzJk1TtXW1MTZMP7mdlwbBpIinw3HztaIlYthEiA=
+github.com/manifoldco/promptui v0.9.0/go.mod h1:ka04sppxSGFAtxX0qhlYQjISsg9mR4GWtQEhdbn6Pgg=
+golang.org/x/sys v0.0.0-20181122145206-62eef0e2fa9b h1:MQE+LT/ABUuuvEZ+YQAMSXindAdUh7slEmAkup74op4=
+golang.org/x/sys v0.0.0-20181122145206-62eef0e2fa9b/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
diff --git a/go/homework_one/home b/go/homework_one/home
new file mode 100755
index 0000000..c0bce70
Binary files /dev/null and b/go/homework_one/home differ
diff --git a/go/homework_one/internal/input/input.go b/go/homework_one/internal/input/input.go
new file mode 100644
index 0000000..5ac4a3c
--- /dev/null
+++ b/go/homework_one/internal/input/input.go
@@ -0,0 +1,52 @@
+package input
+
+import (
+	"errors"
+	"fmt"
+	"strconv"
+
+	p "github.com/manifoldco/promptui"
+)
+
+// GetNumber получение числового ввода пользователя
+func GetNumber(message string) (float64, error) {
+	validate := func(input string) error {
+		_, err := strconv.ParseFloat(input, 64)
+		if err != nil {
+			return errors.New("Invalid number")
+		}
+		return nil
+	}
+
+	prompt := p.Prompt{
+		Label:    message,
+		Validate: validate,
+	}
+
+	result, err := prompt.Run()
+
+	if err != nil {
+		fmt.Printf("Prompt failed %v\n", err)
+		return 0, err
+	}
+
+	number, _ := strconv.ParseFloat(result, 64)
+	return number, nil
+}
+
+// GetOperator получение оператора
+func GetOperator() string {
+	prompt := p.Select{
+		Label: "Выберите операцию (+, -, *, /):",
+		Items: []string{"+", "-", "*", "/"},
+	}
+
+	_, result, err := prompt.Run()
+
+	if err != nil {
+		fmt.Printf("Prompt failed %v\n", err)
+		return ""
+	}
+
+	return result
+}
diff --git a/go/pkg/cycle.go b/go/pkg/cycle.go
deleted file mode 100644
index ae74749..0000000
--- a/go/pkg/cycle.go
+++ /dev/null
@@ -1,11 +0,0 @@
-package cycle
-
-import (
-	fmt "fmt"
-)
-
-func SimpleForCycle() {
-	for i := 0; i < 100; i++ {
-		fmt.Println("Iter: ", i)
-	}
-}