diff --git a/Lab_1Data_Structures.ipynb b/Lab_1Data_Structures.ipynb
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+{
+  "nbformat": 4,
+  "nbformat_minor": 0,
+  "metadata": {
+    "colab": {
+      "provenance": []
+    },
+    "kernelspec": {
+      "name": "python3",
+      "display_name": "Python 3"
+    },
+    "language_info": {
+      "name": "python"
+    }
+  },
+  "cells": [
+    {
+      "cell_type": "code",
+      "source": [
+        "#1 List\n",
+        "products = [\"t-shirt\", \"mug\", \"hat\", \"book\", \"keychain\"]\n",
+        "\n",
+        "#2 Empty dict\n",
+        "inventory = {}\n",
+        "\n",
+        "#3 User input\n",
+        "for i in products:\n",
+        "    quantity = int(input(f\"Enter the quantity available for {i}: \"))\n",
+        "    inventory[i] = quantity\n",
+        "\n",
+        "#4 Empty set\n",
+        "customer_orders = set()\n",
+        "\n",
+        "#5 User input\n",
+        "for i in range(3):\n",
+        "    order = input(\"Enter the name of a product to order: \")\n",
+        "    customer_orders.add(order)\n",
+        "\n",
+        "#6 Print\n",
+        "print(customer_orders)\n",
+        "\n",
+        "\n",
+        "#7 Calculate & statistics code & tuple\n",
+        "total_products_ordered = len(customer_orders)\n",
+        "percentage_ordered = (total_products_ordered / len(products)) * 100\n",
+        "order_status = (total_products_ordered, percentage_ordered)\n",
+        "\n"
+      ],
+      "metadata": {
+        "id": "Zt-uReucYdkE",
+        "colab": {
+          "base_uri": "https://localhost:8080/"
+        },
+        "outputId": "ba5048a4-a3e3-470b-d132-a5d1043ee3b5"
+      },
+      "execution_count": null,
+      "outputs": [
+        {
+          "output_type": "stream",
+          "name": "stdout",
+          "text": [
+            "Enter the quantity available for t-shirt: 4\n",
+            "Enter the quantity available for mug: 3\n",
+            "Enter the quantity available for hat: 4\n",
+            "Enter the quantity available for book: 3\n",
+            "Enter the quantity available for keychain: 3\n",
+            "Enter the name of a product to order: mug\n",
+            "Enter the name of a product to order: hat\n",
+            "Enter the name of a product to order: book\n",
+            "{'hat', 'mug', 'book'}\n"
+          ]
+        }
+      ]
+    },
+    {
+      "cell_type": "code",
+      "source": [
+        "#8 Print number 7\n",
+        "print(\"Total Products Ordered:\", order_status[0])\n",
+        "print(\"Percentage of Products Ordered:\", order_status[1], \"%\")\n",
+        "\n",
+        "#9 Update the inventory\n",
+        "for i in customer_orders:\n",
+        "  if i in inventory:\n",
+        "    inventory[i] -= 1\n"
+      ],
+      "metadata": {
+        "colab": {
+          "base_uri": "https://localhost:8080/"
+        },
+        "id": "r3g09jjOhaQr",
+        "outputId": "94dc7494-b16e-41b5-c2d8-6a50a6d5c5ed"
+      },
+      "execution_count": null,
+      "outputs": [
+        {
+          "output_type": "stream",
+          "name": "stdout",
+          "text": [
+            "Total Products Ordered: 3\n",
+            "Percentage of Products Ordered: 60.0 %\n"
+          ]
+        }
+      ]
+    },
+    {
+      "cell_type": "code",
+      "source": [
+        "print(inventory)"
+      ],
+      "metadata": {
+        "colab": {
+          "base_uri": "https://localhost:8080/"
+        },
+        "id": "PHbnZzXDmTlU",
+        "outputId": "246ab2f1-a0f1-4eb0-e79a-9b6029d9df6e"
+      },
+      "execution_count": null,
+      "outputs": [
+        {
+          "output_type": "stream",
+          "name": "stdout",
+          "text": [
+            "{'t-shirt': 4, 'mug': 0, 'hat': 1, 'book': 0, 'keychain': 3}\n"
+          ]
+        }
+      ]
+    },
+    {
+      "cell_type": "code",
+      "source": [
+        "#10 Print final code\n",
+        "for i, e in inventory.items():\n",
+        "  print(i, ':', e)"
+      ],
+      "metadata": {
+        "colab": {
+          "base_uri": "https://localhost:8080/"
+        },
+        "outputId": "eafd1e73-3735-4c77-97f9-11213a54eefb",
+        "id": "fAHELqW7oEpL"
+      },
+      "execution_count": null,
+      "outputs": [
+        {
+          "output_type": "stream",
+          "name": "stdout",
+          "text": [
+            "t-shirt : 4\n",
+            "mug : 0\n",
+            "hat : 1\n",
+            "book : 0\n",
+            "keychain : 3\n"
+          ]
+        }
+      ]
+    }
+  ]
+}
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