diff --git a/AungYeKyaw/AungYeKyaw__Ex1_Python.ipynb b/AungYeKyaw/AungYeKyaw__Ex1_Python.ipynb
new file mode 100644
index 0000000..cf34e9f
--- /dev/null
+++ b/AungYeKyaw/AungYeKyaw__Ex1_Python.ipynb
@@ -0,0 +1,495 @@
+{
+  "cells": [
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "thgO68_HZ0Aa"
+      },
+      "source": [
+        "# Introduction"
+      ]
+    },
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "PIh3i0c_Z_yP"
+      },
+      "source": [
+        "This section introduces the Python Programming uisng Colab. Follow the instructions and complete the exercises."
+      ]
+    },
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "gCw6SfeFZ78l"
+      },
+      "source": [
+        "# Ex 1 : Check Version"
+      ]
+    },
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "6Vm-27iLabjm"
+      },
+      "source": [
+        "Using the below cell, Import the required library and check the version of the python in your environment."
+      ]
+    },
+    {
+      "cell_type": "code",
+      "execution_count": null,
+      "metadata": {
+        "id": "PJDYHB4AXVdc",
+        "outputId": "f0953f11-2ec8-4164-872a-f28ab5d25d1b",
+        "colab": {
+          "base_uri": "https://localhost:8080/",
+          "height": 37
+        }
+      },
+      "outputs": [
+        {
+          "output_type": "execute_result",
+          "data": {
+            "text/plain": [
+              "'3.11.12 (main, Apr  9 2025, 08:55:54) [GCC 11.4.0]'"
+            ],
+            "application/vnd.google.colaboratory.intrinsic+json": {
+              "type": "string"
+            }
+          },
+          "metadata": {},
+          "execution_count": 1
+        }
+      ],
+      "source": [
+        "import sys\n",
+        "sys.version\n",
+        "\n"
+      ]
+    },
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "5qTEiwGlawf5"
+      },
+      "source": [
+        "# Ex2 : Convert Currency."
+      ]
+    },
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "XH8K1p0ypVCg"
+      },
+      "source": [
+        "Write a program that asks the user for the amount in usd and converts it to British pounds. The exchange rate is from usd to BP is given as 0.82"
+      ]
+    },
+    {
+      "cell_type": "code",
+      "execution_count": null,
+      "metadata": {
+        "colab": {
+          "base_uri": "https://localhost:8080/"
+        },
+        "id": "x9xQXOnRa0MS",
+        "outputId": "c6abb660-ee9c-494d-dc61-c24e00c4c8a5"
+      },
+      "outputs": [
+        {
+          "output_type": "stream",
+          "name": "stdout",
+          "text": [
+            "Enter the amount in USD: 5000\n",
+            "5000 usd is equivalent to 4100.0 british pound\n"
+          ]
+        }
+      ],
+      "source": [
+        "usd_amount = input (\"Enter the amount in USD: \")\n",
+        "bp_amount = int(usd_amount) *0.82\n",
+        "print(\"{} usd is equivalent to {} british pound\".format(usd_amount, bp_amount))"
+      ]
+    },
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "ePfECwUIpli4"
+      },
+      "source": [
+        "# Ex 3: Temperature Converter"
+      ]
+    },
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "Y60hUWDsp3pK"
+      },
+      "source": [
+        "Write a program that convert temperature in Feranhite to celsius."
+      ]
+    },
+    {
+      "cell_type": "code",
+      "execution_count": null,
+      "metadata": {
+        "id": "G9PbO6qPoUfn",
+        "outputId": "6f82f657-94fa-42b4-9d40-be5058868c06",
+        "colab": {
+          "base_uri": "https://localhost:8080/"
+        }
+      },
+      "outputs": [
+        {
+          "output_type": "stream",
+          "name": "stdout",
+          "text": [
+            "Enter the Feranhite35\n",
+            "35 F is equal to 1.6666666666666667 C\n"
+          ]
+        }
+      ],
+      "source": [
+        "feranhite_value = int (input (\"Enter the Feranhite\"))\n",
+        "celsius = (feranhite_value-32)*5/9\n",
+        "print(\"{} F is equal to {} C\".format(feranhite_value,celsius))"
+      ]
+    },
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "a2kNRO9Vp7Qz"
+      },
+      "source": [
+        "# Ex 4: Daily Maths"
+      ]
+    },
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "lItKon9qqEUn"
+      },
+      "source": [
+        "You are working in a retail shop. Write a program that computes the total cost for a customer that bought 3 differnt types of fruits : apple, orange, mango. Ask the user to enter the quantity and price for each type."
+      ]
+    },
+    {
+      "cell_type": "code",
+      "execution_count": null,
+      "metadata": {
+        "id": "mIQFjH6wqDma",
+        "outputId": "608847b4-ca84-4c77-eee1-19c2e6efcd50",
+        "colab": {
+          "base_uri": "https://localhost:8080/"
+        }
+      },
+      "outputs": [
+        {
+          "output_type": "stream",
+          "name": "stdout",
+          "text": [
+            "How many apples do you want?1\n",
+            "How much is the price for each apple2\n",
+            "How many orange do you want?1\n",
+            "How much is the price for each orange2\n",
+            "How many mango do you want?1\n",
+            "How much is the price for each mango2\n",
+            "The total price is 6\n"
+          ]
+        }
+      ],
+      "source": [
+        "apple_amount= int(input(\"How many apples do you want?\"))\n",
+        "apple_price = int (input(\"How much is the price for each apple\"))\n",
+        "orange_amount= int(input(\"How many orange do you want?\"))\n",
+        "orange_price = int (input(\"How much is the price for each orange\"))\n",
+        "mango_amount= int(input(\"How many mango do you want?\"))\n",
+        "mango_price = int (input(\"How much is the price for each mango\"))\n",
+        "\n",
+        "total = (apple_amount*apple_price) + (orange_amount*orange_price) + (mango_amount*mango_price)\n",
+        "\n",
+        "print(\"The total price is {}\".format(total))"
+      ]
+    },
+    {
+      "cell_type": "code",
+      "source": [],
+      "metadata": {
+        "id": "QprMbsFKdzYr"
+      },
+      "execution_count": null,
+      "outputs": []
+    },
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "31fXlmEQqgvW"
+      },
+      "source": [
+        "# Ex 5 : Greeting"
+      ]
+    },
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "zvnmj8MGrJIw"
+      },
+      "source": [
+        "Write a program to greet the customer who provides the user name. Your program should ask the name of the customer and print \"Hello + customer name\""
+      ]
+    },
+    {
+      "cell_type": "code",
+      "execution_count": null,
+      "metadata": {
+        "id": "Z6ynxZMarIXh",
+        "outputId": "94a4b5a0-f72b-426a-d964-ea8f3fea339d",
+        "colab": {
+          "base_uri": "https://localhost:8080/"
+        }
+      },
+      "outputs": [
+        {
+          "output_type": "stream",
+          "name": "stdout",
+          "text": [
+            "Please enter your nameaung ye kyaw\n",
+            "Hello aung ye kyaw\n"
+          ]
+        }
+      ],
+      "source": [
+        "name = input (\"Please enter your name\")\n",
+        "print (\"Hello \" + name )"
+      ]
+    },
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "wdCOX821a-3h"
+      },
+      "source": [
+        "# Ex 6: Random Number\n",
+        "Write a program that generates a random number, x, between 1 and 50, a random number y between 2 and 5, and computes x^y."
+      ]
+    },
+    {
+      "cell_type": "code",
+      "execution_count": null,
+      "metadata": {
+        "id": "PoJsT-Z2a-3h",
+        "outputId": "2a3c8e7b-2940-4259-8fa3-110352746224",
+        "colab": {
+          "base_uri": "https://localhost:8080/"
+        }
+      },
+      "outputs": [
+        {
+          "output_type": "stream",
+          "name": "stdout",
+          "text": [
+            "The result is  3200000\n"
+          ]
+        }
+      ],
+      "source": [
+        "from random import randint\n",
+        "x = randint(1,50)\n",
+        "y = randint(2,5)\n",
+        "result = x**y\n",
+        "print('The result is ', result)"
+      ]
+    },
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "xZVaWyGFa-3h"
+      },
+      "source": [
+        "# Ex 7: Greet many times.\n",
+        "Write a program that generates a random number between 1 and 10 and prints your name that many times."
+      ]
+    },
+    {
+      "cell_type": "code",
+      "execution_count": null,
+      "metadata": {
+        "id": "NVsKV-SMa-3h",
+        "outputId": "57000609-eccd-4ced-d3c7-cc05ca8c3b22",
+        "colab": {
+          "base_uri": "https://localhost:8080/"
+        }
+      },
+      "outputs": [
+        {
+          "output_type": "stream",
+          "name": "stdout",
+          "text": [
+            "Hi AYK\n",
+            "Hi AYK\n",
+            "Hi AYK\n",
+            "Hi AYK\n",
+            "Hi AYK\n",
+            "Hi AYK\n"
+          ]
+        }
+      ],
+      "source": [
+        "from random import randint\n",
+        "\n",
+        "times = randint(1,10)\n",
+        "\n",
+        "for i in range (times):\n",
+        "  print(\"Hi AYK\")\n",
+        "\n"
+      ]
+    },
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "t2yhXGgja-3h"
+      },
+      "source": [
+        "# Ex 8: Computing.\n",
+        "Write a program that asks the user to enter two numbers, x and y, and computes |x-y|/(x+y)."
+      ]
+    },
+    {
+      "cell_type": "code",
+      "execution_count": null,
+      "metadata": {
+        "id": "u9iS5asva-3i",
+        "outputId": "fb084a74-d896-4d9a-c092-2e5081deaf77",
+        "colab": {
+          "base_uri": "https://localhost:8080/"
+        }
+      },
+      "outputs": [
+        {
+          "output_type": "stream",
+          "name": "stdout",
+          "text": [
+            "Enter number 1 :5\n",
+            "Enter number 2: 3\n",
+            "The reuslt is  0.6\n"
+          ]
+        }
+      ],
+      "source": [
+        "num1 = int (input(\"Enter number 1 :\"))\n",
+        "num2 = int (input (\"Enter number 2: \"))\n",
+        "\n",
+        "result = abs(x-y)/(x+y)\n",
+        "\n",
+        "print (\"The reuslt is \", result)"
+      ]
+    },
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "Rj1MBwvva-3i"
+      },
+      "source": [
+        "# Ex 9: Computing\n",
+        "\n",
+        "Write a program that asks the user for a number of seconds and prints out how many minutes and seconds that is. For instance, 200 seconds is 3 minutes and 20 seconds."
+      ]
+    },
+    {
+      "cell_type": "code",
+      "execution_count": null,
+      "metadata": {
+        "id": "PAANF0KHa-3i",
+        "outputId": "046a0853-d41a-419d-a8f8-3589364ad9fd",
+        "colab": {
+          "base_uri": "https://localhost:8080/"
+        }
+      },
+      "outputs": [
+        {
+          "output_type": "stream",
+          "name": "stdout",
+          "text": [
+            "Please enter the number in seconds200\n",
+            "The 200 seconds is 3 minutes : 20 seconds\n"
+          ]
+        }
+      ],
+      "source": [
+        "value = int (input (\"Please enter the number in seconds\"))\n",
+        "\n",
+        "minutes = int(value/60)\n",
+        "seconds = value%60\n",
+        "\n",
+        "print(\"The {} seconds is {} minutes : {} seconds\".format(value,minutes,seconds))\n",
+        "\n"
+      ]
+    },
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "8srVR72-a-3i"
+      },
+      "source": [
+        "# Ex 10: Using Math Module\n",
+        "\n",
+        "Write a program that asks the user for a number and then prints out the sine, cosine, and tangent of that number."
+      ]
+    },
+    {
+      "cell_type": "code",
+      "execution_count": null,
+      "metadata": {
+        "id": "I3K07AJfa-3i",
+        "outputId": "515b4f23-9912-481a-fb9b-c8beac1765af",
+        "colab": {
+          "base_uri": "https://localhost:8080/"
+        }
+      },
+      "outputs": [
+        {
+          "output_type": "stream",
+          "name": "stdout",
+          "text": [
+            "Enter a number:45\n",
+            "The values are sine 0.8509035245341184, cosine 0.5253219888177297 and tangent 1.6197751905438615.\n"
+          ]
+        }
+      ],
+      "source": [
+        "import math\n",
+        "num = float(input(\"Enter a number:\"))\n",
+        "sine_value = math.sin(num)\n",
+        "cosine_value = math.cos(num)\n",
+        "tangent_value = math.tan(num)\n",
+        "\n",
+        "print(\"The values are sine {}, cosine {} and tangent {}.\".format(sine_value,cosine_value,tangent_value))\n"
+      ]
+    }
+  ],
+  "metadata": {
+    "colab": {
+      "provenance": []
+    },
+    "kernelspec": {
+      "display_name": "Python 3",
+      "language": "python",
+      "name": "python3"
+    },
+    "language_info": {
+      "codemirror_mode": {
+        "name": "ipython",
+        "version": 3
+      },
+      "file_extension": ".py",
+      "mimetype": "text/x-python",
+      "name": "python",
+      "nbconvert_exporter": "python",
+      "pygments_lexer": "ipython3",
+      "version": "3.12.1"
+    }
+  },
+  "nbformat": 4,
+  "nbformat_minor": 0
+}
\ No newline at end of file
diff --git a/Ex2_datatypes.ipynb b/Ex2_datatypes.ipynb
index f922c26..90530a3 100644
--- a/Ex2_datatypes.ipynb
+++ b/Ex2_datatypes.ipynb
@@ -1,191 +1,246 @@
 {
- "cells": [
-  {
-   "cell_type": "markdown",
-   "metadata": {
-    "colab_type": "text",
-    "id": "view-in-github"
-   },
-   "source": [
-    "<a href=\"https://colab.research.google.com/github/myothida/PythonProgramming/blob/main/Ex_2_datatypes.ipynb\" target=\"_parent\"><img src=\"https://colab.research.google.com/assets/colab-badge.svg\" alt=\"Open In Colab\"/></a>"
-   ]
-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {
-    "id": "X_Unw3z9u2-7"
-   },
-   "source": [
-    "Ex 1 : Check the lenght of the string \"My name is python\""
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "metadata": {},
-   "outputs": [],
-   "source": []
-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "Ex 2: Check the number of times \"python\" (regardless of cases: PYTHON, python, Python\" appears in the paragraph : \"Floating-point values in Python are always done in double precision; hence, Python float types correspond to doubles in a C-like language.\""
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": 1,
-   "metadata": {},
-   "outputs": [],
-   "source": [
-    "s = \"Floating-point values in Python are always done in double precision; hence, Python float types correspond to doubles in a C-like language.\""
-   ]
-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "Ex 3: Combine two lists : ls1 = [\"apple\", \"banana\", \"cherry\"] and ls2 = [\"apple\", \"banana\", \"cherry\", \"apple\", \"cherry\"]. Print the number of elements in new list. "
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "metadata": {},
-   "outputs": [],
-   "source": []
-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "Ex 4: Create a dictionary for the following table: "
-   ]
-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "| Name | Age | \n",
-    "| --- | --- | \n",
-    "| Myo | 32 |\n",
-    "| Thida | 64 |"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "metadata": {},
-   "outputs": [],
-   "source": []
-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "Ex 5: Combine two sets and print the combined set and its length. \n",
-    "set1 = {\"Name\", \"age\", \"Height\"}\n",
-    "set2 = {\"Name\", \"status\", \"Education\"}"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "metadata": {},
-   "outputs": [],
-   "source": []
-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "Ex 6: Write a program that asks the user to enter a string. The program should create a new string called new_string from the user's string such that the second character is changed to an asterisk and three exclamation points are attached to the end of the string. Finally, print new_string. "
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "metadata": {},
-   "outputs": [],
-   "source": []
-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "Ex 7: Write a program that converts the given string 's' to lowercase, removes all Punctuation marks such as period, hyphen, and commas from 's', and prints the resulting string."
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "metadata": {},
-   "outputs": [],
-   "source": [
-    "s = \"Floating-point values in Python are always done in double precision; hence, Python float types correspond to doubles in a C-like language.\"\n"
-   ]
-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "Ex 8: L1 and L2 should be identical. Write a program that finds the missing number in L2. "
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": 7,
-   "metadata": {},
-   "outputs": [],
-   "source": [
-    "from random import randint\n",
-    "L1 = list(range(1,101))\n",
-    "L2 = L1.copy()\n",
-    "L2.remove(randint(1,101))\n",
-    "\n"
-   ]
-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "Ex 9: Write a program to copy the ls1 = [\"apple\", \"banana\", \"cherry\"] to a new list. Add the element \"blueberry\" to the new list, but keep the original list the same. "
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "metadata": {},
-   "outputs": [],
-   "source": []
-  }
- ],
- "metadata": {
-  "colab": {
-   "authorship_tag": "ABX9TyMRiET2AmIIzpj2LeD8ccas",
-   "include_colab_link": true,
-   "name": "Ex_2_datatypes.ipynb",
-   "provenance": []
-  },
-  "kernelspec": {
-   "display_name": "Python 3",
-   "language": "python",
-   "name": "python3"
-  },
-  "language_info": {
-   "codemirror_mode": {
-    "name": "ipython",
-    "version": 3
-   },
-   "file_extension": ".py",
-   "mimetype": "text/x-python",
-   "name": "python",
-   "nbconvert_exporter": "python",
-   "pygments_lexer": "ipython3",
-   "version": "3.12.1"
-  }
- },
- "nbformat": 4,
- "nbformat_minor": 1
-}
+  "cells": [
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "view-in-github",
+        "colab_type": "text"
+      },
+      "source": [
+        "<a href=\"https://colab.research.google.com/github/sarawone/PythonProgramming/blob/aungyekyaw/Ex2_datatypes.ipynb\" target=\"_parent\"><img src=\"https://colab.research.google.com/assets/colab-badge.svg\" alt=\"Open In Colab\"/></a>"
+      ]
+    },
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "X_Unw3z9u2-7"
+      },
+      "source": [
+        "Ex 1 : Check the lenght of the string \"My name is python\""
+      ]
+    },
+    {
+      "cell_type": "code",
+      "execution_count": 14,
+      "metadata": {
+        "id": "gN6khYR8oZV8",
+        "outputId": "2216a185-1df6-49c2-9e0c-76ebed184d66",
+        "colab": {
+          "base_uri": "https://localhost:8080/",
+          "height": 164
+        }
+      },
+      "outputs": [
+        {
+          "output_type": "error",
+          "ename": "TypeError",
+          "evalue": "'str' object is not callable",
+          "traceback": [
+            "\u001b[0;31m---------------------------------------------------------------------------\u001b[0m",
+            "\u001b[0;31mTypeError\u001b[0m                                 Traceback (most recent call last)",
+            "\u001b[0;32m<ipython-input-14-573d51dc37c9>\u001b[0m in \u001b[0;36m<cell line: 0>\u001b[0;34m()\u001b[0m\n\u001b[1;32m      1\u001b[0m \u001b[0mname\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0;34m\"My name is python\"\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 2\u001b[0;31m \u001b[0mprint\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mlen\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mname\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
+            "\u001b[0;31mTypeError\u001b[0m: 'str' object is not callable"
+          ]
+        }
+      ],
+      "source": [
+        "name = \"My name is python\"\n",
+        "print(len(name))"
+      ]
+    },
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "BuJsT-exoZV9"
+      },
+      "source": [
+        "Ex 2: Check the number of times \"python\" (regardless of cases: PYTHON, python, Python\" appears in the paragraph : \"Floating-point values in Python are always done in double precision; hence, Python float types correspond to doubles in a C-like language.\""
+      ]
+    },
+    {
+      "cell_type": "code",
+      "execution_count": null,
+      "metadata": {
+        "id": "cLqeovYnoZV9"
+      },
+      "outputs": [],
+      "source": [
+        "s = \"Floating-point values in Python are always done in double precision; hence, Python float types correspond to doubles in a C-like language.\""
+      ]
+    },
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "pk3W0G-uoZV-"
+      },
+      "source": [
+        "Ex 3: Combine two lists : ls1 = [\"apple\", \"banana\", \"cherry\"] and ls2 = [\"apple\", \"banana\", \"cherry\", \"apple\", \"cherry\"]. Print the number of elements in new list."
+      ]
+    },
+    {
+      "cell_type": "code",
+      "execution_count": null,
+      "metadata": {
+        "id": "4xrZ9VyqoZV-"
+      },
+      "outputs": [],
+      "source": []
+    },
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "qLpJSaFEoZV-"
+      },
+      "source": [
+        "Ex 4: Create a dictionary for the following table:"
+      ]
+    },
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "owY3swBioZV-"
+      },
+      "source": [
+        "| Name | Age |\n",
+        "| --- | --- |\n",
+        "| Myo | 32 |\n",
+        "| Thida | 64 |"
+      ]
+    },
+    {
+      "cell_type": "code",
+      "execution_count": null,
+      "metadata": {
+        "id": "fthC1Pl6oZV_"
+      },
+      "outputs": [],
+      "source": []
+    },
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "YUCDXsKHoZV_"
+      },
+      "source": [
+        "Ex 5: Combine two sets and print the combined set and its length.\n",
+        "set1 = {\"Name\", \"age\", \"Height\"}\n",
+        "set2 = {\"Name\", \"status\", \"Education\"}"
+      ]
+    },
+    {
+      "cell_type": "code",
+      "execution_count": null,
+      "metadata": {
+        "id": "DQchZRKgoZV_"
+      },
+      "outputs": [],
+      "source": []
+    },
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "RDb9UAqcoZV_"
+      },
+      "source": [
+        "Ex 6: Write a program that asks the user to enter a string. The program should create a new string called new_string from the user's string such that the second character is changed to an asterisk and three exclamation points are attached to the end of the string. Finally, print new_string."
+      ]
+    },
+    {
+      "cell_type": "code",
+      "execution_count": null,
+      "metadata": {
+        "id": "4GnYsdJRoZWA"
+      },
+      "outputs": [],
+      "source": []
+    },
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "lx1p8tY9oZWA"
+      },
+      "source": [
+        "Ex 7: Write a program that converts the given string 's' to lowercase, removes all Punctuation marks such as period, hyphen, and commas from 's', and prints the resulting string."
+      ]
+    },
+    {
+      "cell_type": "code",
+      "execution_count": null,
+      "metadata": {
+        "id": "TT5haXhnoZWA"
+      },
+      "outputs": [],
+      "source": [
+        "s = \"Floating-point values in Python are always done in double precision; hence, Python float types correspond to doubles in a C-like language.\"\n"
+      ]
+    },
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "MRgjy-f6oZWA"
+      },
+      "source": [
+        "Ex 8: L1 and L2 should be identical. Write a program that finds the missing number in L2."
+      ]
+    },
+    {
+      "cell_type": "code",
+      "execution_count": null,
+      "metadata": {
+        "id": "rKFeS9E8oZWA"
+      },
+      "outputs": [],
+      "source": [
+        "from random import randint\n",
+        "L1 = list(range(1,101))\n",
+        "L2 = L1.copy()\n",
+        "L2.remove(randint(1,101))\n",
+        "\n"
+      ]
+    },
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "e7qJ06DRoZWA"
+      },
+      "source": [
+        "Ex 9: Write a program to copy the ls1 = [\"apple\", \"banana\", \"cherry\"] to a new list. Add the element \"blueberry\" to the new list, but keep the original list the same."
+      ]
+    },
+    {
+      "cell_type": "code",
+      "execution_count": null,
+      "metadata": {
+        "id": "QEe91Ed7oZWB"
+      },
+      "outputs": [],
+      "source": []
+    }
+  ],
+  "metadata": {
+    "colab": {
+      "name": "Ex_2_datatypes.ipynb",
+      "provenance": [],
+      "include_colab_link": true
+    },
+    "kernelspec": {
+      "display_name": "Python 3",
+      "language": "python",
+      "name": "python3"
+    },
+    "language_info": {
+      "codemirror_mode": {
+        "name": "ipython",
+        "version": 3
+      },
+      "file_extension": ".py",
+      "mimetype": "text/x-python",
+      "name": "python",
+      "nbconvert_exporter": "python",
+      "pygments_lexer": "ipython3",
+      "version": "3.12.1"
+    }
+  },
+  "nbformat": 4,
+  "nbformat_minor": 0
+}
\ No newline at end of file