condition.ipynb

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    "condition\n",
    "- `if`\n",
    "- `if else`\n",
    "- `if elif`\n",
    "- `match case`"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "```python\n",
    "if expr:\n",
    "    statement 1\n",
    "    statement 2\n",
    "    ...\n",
    "    statement n\n",
    "```"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "name = input(\"enter your name\")\n",
    "if len(name) >= 10:\n",
    "    print(\"You have a very big name\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "name = input(\"enter your name\")\n",
    "if len(name) == 0:\n",
    "    print(\"⚠️You dont have a name\")\n",
    "if len(name) <=4:\n",
    "    print(\"consize name\")\n",
    "if len(name) < 10:\n",
    "    print(\"Standard name, nothing special\")\n",
    "if len(name) >= 10:\n",
    "    print(\"You have a very big name\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "num = int(input(\"enter a number\"))\n",
    "if num % 2 == 0:\n",
    "    print(\"even\")\n",
    "else:\n",
    "    print(\"odd\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "username = input(\"enter username\")\n",
    "password = input(\"enter password\")\n",
    "if username == \"admin\" and password == \"admin\":\n",
    "    print(\"welcome user!\")\n",
    "else:\n",
    "    print(\"Kaun ho tum?\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# if - elif ladder\n",
    "marks = int(input(\"kitne number aaye appke =>\"))\n",
    "if marks >= 85:\n",
    "    print(\"Arey wah! you got *A Grade*\")\n",
    "elif marks >= 70:\n",
    "    print(\"Badiya, B Grade\")\n",
    "elif marks >=50:\n",
    "    print(\"Chalo pass to hue, C Grade\")\n",
    "else:\n",
    "    print(\"Fail, better luck next year\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# nested conditions\n",
    "username = input(\"username:\")\n",
    "password = input(\"password:\")\n",
    "if username != '' and password !='':\n",
    "    if username == \"admin\":\n",
    "        if password == \"admin\":\n",
    "            print(\"welcome User 21893!\")\n",
    "        else:\n",
    "            print(\"password do not match\")\n",
    "    else:\n",
    "        print(\"Username does not exist\")\n",
    "else:\n",
    "    print(\"credentials cant be blank\")\n",
    "\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  }
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