{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 3,
   "id": "continued-river",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "1694130\n",
      "1698850445\n"
     ]
    }
   ],
   "source": [
    "class Submarine():\n",
    "    horizontal = 0\n",
    "    depth = 0\n",
    "    aim = 0\n",
    "\n",
    "    use_aim = False\n",
    "\n",
    "    def __init__(self, use_aim=False):\n",
    "        self.use_aim = use_aim\n",
    "\n",
    "    def down(self, n):\n",
    "        if self.use_aim:\n",
    "            self.aim += n\n",
    "        else:\n",
    "            self.depth += n\n",
    "            \n",
    "    def up(self, n):\n",
    "        if self.use_aim:\n",
    "            self.aim -= n\n",
    "        else:\n",
    "            self.depth -= n\n",
    "\n",
    "    def forward(self, n):\n",
    "        self.horizontal += n\n",
    "        \n",
    "        if self.use_aim:\n",
    "            self.depth += n * self.aim\n",
    "\n",
    "import import_ipynb\n",
    "import helper\n",
    "f = helper.open_file('2021_2.txt')\n",
    "\n",
    "s = Submarine()\n",
    "sa = Submarine(use_aim=True)\n",
    "\n",
    "for l in f:\n",
    "    d, n = l.split(' ')\n",
    "    f = None\n",
    "    if d == 'forward':\n",
    "        f = Submarine.forward\n",
    "    elif d == 'up':\n",
    "        f = Submarine.up\n",
    "    elif d == 'down':\n",
    "        f = Submarine.down\n",
    "\n",
    "    f(s, int(n))\n",
    "    f(sa, int(n))\n",
    "    \n",
    "\n",
    "print(s.horizontal * s.depth)\n",
    "print(sa.horizontal * sa.depth)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "important-pillow",
   "metadata": {},
   "outputs": [],
   "source": []
  }
 ],
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