diff --git a/golang/lab7/Car.go b/golang/lab7/Car.go
new file mode 100644
index 00000000..ea902a3d
--- /dev/null
+++ b/golang/lab7/Car.go
@@ -0,0 +1,25 @@
+package lab7
+
+type Car struct {
+	name  string
+	price float64
+	model string
+	color string
+	
+}
+
+func (c *Car) GetName() string {
+	return c.name
+}
+
+func (c *Car) GetPrice() float64 {
+	return c.price
+}
+
+func (c *Car) SetPrice(price float64) {
+	c.price = price
+}
+
+func (c *Car) ApplyDiscount(discount float64) {
+	c.price -= c.price * discount / 100
+}
\ No newline at end of file
diff --git a/golang/lab7/Fruit.go b/golang/lab7/Fruit.go
new file mode 100644
index 00000000..75f46988
--- /dev/null
+++ b/golang/lab7/Fruit.go
@@ -0,0 +1,24 @@
+package lab7
+
+type Fruit struct {
+	Name      string
+	Price     float64
+	Freshness string
+	Color     string
+}
+
+func (f *Fruit) GetName() string {
+	return f.Name
+}
+
+func (f Fruit) GetPrice() float64 {
+	return f.Price
+}
+
+func (f *Fruit) SetPrice(price float64) {
+	f.Price = price
+}
+
+func (f *Fruit) ApplyDiscount(discount float64) {
+	f.Price -= f.Price * discount / 100
+}
\ No newline at end of file
diff --git a/golang/lab7/Mobile.go b/golang/lab7/Mobile.go
new file mode 100644
index 00000000..e30ec8fc
--- /dev/null
+++ b/golang/lab7/Mobile.go
@@ -0,0 +1,24 @@
+package lab7
+
+type Mobile struct {
+	Name  string
+	Price float64
+	Brand string
+	Color string
+}
+
+func (m *Mobile) GetName() string {
+	return m.Name
+}
+
+func (m *Mobile) GetPrice() float64 {
+	return m.Price
+}
+
+func (m *Mobile) SetPrice(price float64) {
+	m.Price = price
+}
+
+func (m *Mobile) ApplyDiscount(discount float64) {
+	m.Price -= m.Price * discount / 100
+}
\ No newline at end of file
diff --git a/golang/lab7/Product.go b/golang/lab7/Product.go
new file mode 100644
index 00000000..35685edc
--- /dev/null
+++ b/golang/lab7/Product.go
@@ -0,0 +1,8 @@
+package lab7
+
+type Product interface {
+	GetName() string
+	GetPrice() float64
+	SetPrice(price float64)
+	ApplyDiscount(discount float64)
+}
\ No newline at end of file
diff --git a/golang/lab7/laba7.go b/golang/lab7/laba7.go
new file mode 100644
index 00000000..758e239b
--- /dev/null
+++ b/golang/lab7/laba7.go
@@ -0,0 +1,24 @@
+package lab7
+
+import "fmt"
+
+func GetTotalPrice(products []Product) float64 {
+	var TotalPrice float64 = 0
+	for _, product := range products {
+		TotalPrice += product.GetPrice()
+	}
+	return TotalPrice
+}
+
+func Lab7() {
+	Mobile := &Mobile{"Айфон 11 pro max", 50000, "Iphone", "gold"}
+	Fruit := &Fruit{"Манго", 250, "свежее", "yellow"}
+	Car := &Car{"Reno Logan", 500000, "Reno", "black"}
+	products := []Product{Mobile, Fruit, Car}
+	fmt.Println("Стоимость без скидок:", GetTotalPrice(products))
+
+	Mobile.ApplyDiscount(25)
+	Fruit.ApplyDiscount(40)
+	Car.ApplyDiscount(10)
+	fmt.Println("Стоимость после учёта скидки:", GetTotalPrice(products))
+}
\ No newline at end of file
diff --git a/golang/main.go b/golang/main.go
index 2036b3fb..0af1b53e 100644
--- a/golang/main.go
+++ b/golang/main.go
@@ -1,12 +1,13 @@
 package main
 
 import (
-	"fmt"
-	"isuct.ru/informatics2022/lab6"
-	"isuct.ru/informatics2022/lab4"
+
+	    "fmt"
+
+	    "isuct.ru/informatics2022/lab7"
 )
 func main() {
-	fmt.Println("Лахтин Максим Сергеевич")
-	lab4.RunLab4()
-	lab6.RunLab6()
-}
\ No newline at end of file
+        fmt.Println("Лаборатнорная 7:")
+		lab7.Lab7()
+}
+