Project 1 - Calculator.ipynb

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    "def add(a, b):\n",
    "    return a + b\n",
    "\n",
    "def subtract(a, b):\n",
    "    return a - b\n",
    "\n",
    "def multiply(a, b):\n",
    "    return a * b\n",
    "\n",
    "def divide(a, b):\n",
    "    return a / b\n",
    "\n",
    "def modulus(a, b):\n",
    "    return a % b\n",
    "\n",
    "def square(a, b):\n",
    "    return a ** b\n",
    "def floordivision(a, b):\n",
    "    return a // b\n",
    "\n",
    "while True:\n",
    "    print(\"Select operation.\")\n",
    "    print(\"1. Add\")\n",
    "    print(\"2. Subtract\")\n",
    "    print(\"3. Multiply\")\n",
    "    print(\"4. Divide\")\n",
    "    print(\"5. Modulus\")\n",
    "    print(\"6. Square\")\n",
    "    print(\"7. Floordivision\")\n",
    "    choice = input(\"Enter choice(1/2/3/4/5/6/7): \")\n",
    "\n",
    "    if choice in ('1', '2', '3', '4', '5','6','7'):\n",
    "        num1 = float(input(\"Enter first number: \"))\n",
    "        num2 = float(input(\"Enter second number: \"))\n",
    "\n",
    "        if choice == '1':\n",
    "            print(num1, \"+\", num2, \"=\", add(num1, num2))\n",
    "        elif choice == '2':\n",
    "            print(num1, \"-\", num2, \"=\", subtract(num1, num2))\n",
    "        elif choice == '3':\n",
    "            print(num1, \"*\", num2, \"=\", multiply(num1, num2))\n",
    "        elif choice == '4':\n",
    "            if num2 == 0:\n",
    "                print(\"Error: Division by zero!\")\n",
    "            else:\n",
    "                print(num1, \"/\", num2, \"=\", divide(num1, num2))\n",
    "        elif choice == '5':\n",
    "            if num2 == 0:\n",
    "                print(\"Error: Modulus by zero!\")\n",
    "            else:\n",
    "                print(num1, \"%\", num2, \"=\", modulus(num1, num2))\n",
    "        elif choice == '6':\n",
    "                print(num1, \"**\", num2, \"=\", square(num1, num2))\n",
    "        elif choice == '7':\n",
    "                print(num1, \"//\", num2, \"=\", floordivision(num1, num2))\n",
    "            \n",
    "        else:\n",
    "            print(\"Invalid input\")\n",
    "    else:\n",
    "        print(\"Invalid input\")"
   ]
  }
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