|
| 1 | +{ |
| 2 | + "cells": [ |
| 3 | + { |
| 4 | + "cell_type": "code", |
| 5 | + "execution_count": 43, |
| 6 | + "metadata": {}, |
| 7 | + "outputs": [], |
| 8 | + "source": [ |
| 9 | + "from aocd import get_data\n", |
| 10 | + "from collections import defaultdict\n", |
| 11 | + "import numpy as np\n", |
| 12 | + "import sys\n", |
| 13 | + "\n", |
| 14 | + "data = get_data(day=15, year=2018)\n", |
| 15 | + "\n", |
| 16 | + "# from aocd import submit\n", |
| 17 | + "# submit(my_answer, part=\"a\", day=25, year=2017)" |
| 18 | + ] |
| 19 | + }, |
| 20 | + { |
| 21 | + "cell_type": "code", |
| 22 | + "execution_count": 37, |
| 23 | + "metadata": {}, |
| 24 | + "outputs": [], |
| 25 | + "source": [ |
| 26 | + "# data = \"\"\"#######\n", |
| 27 | + "# #G..#E#\n", |
| 28 | + "# #E#E.E#\n", |
| 29 | + "# #G.##.#\n", |
| 30 | + "# #...#E#\n", |
| 31 | + "# #...E.#\n", |
| 32 | + "# #######\"\"\"\n", |
| 33 | + "\n", |
| 34 | + "data = \"\"\"#########\n", |
| 35 | + "#G......#\n", |
| 36 | + "#.E.#...#\n", |
| 37 | + "#..##..G#\n", |
| 38 | + "#...##..#\n", |
| 39 | + "#...#...#\n", |
| 40 | + "#.G...G.#\n", |
| 41 | + "#.....G.#\n", |
| 42 | + "#########\"\"\"" |
| 43 | + ] |
| 44 | + }, |
| 45 | + { |
| 46 | + "cell_type": "code", |
| 47 | + "execution_count": 165, |
| 48 | + "metadata": {}, |
| 49 | + "outputs": [], |
| 50 | + "source": [ |
| 51 | + "from IPython.display import clear_output\n", |
| 52 | + "import time\n", |
| 53 | + "\n", |
| 54 | + "icons = {'#': '⬛️', '.': '▫️', 'G': '👺', 'E': '🧝♀️'}\n", |
| 55 | + "\n", |
| 56 | + "def print_grid(grid, round_num=None, attack_pos=None, \n", |
| 57 | + " elf_hitpoints=0,\n", |
| 58 | + " clear=True, delay=0.003):\n", |
| 59 | + " if clear:\n", |
| 60 | + " clear_output(wait=True)\n", |
| 61 | + " \n", |
| 62 | + " print(f\"Round #{round_num}\\n🧝♀️📶: {elf_hitpoints}\\n\")\n", |
| 63 | + " \n", |
| 64 | + " max_x = max(x for _,x in grid.keys())\n", |
| 65 | + " max_y = max(y for y,_ in grid.keys())\n", |
| 66 | + " for x in range(max_x+1):\n", |
| 67 | + " for y in range(max_y+1):\n", |
| 68 | + " if (x,y) == attack_pos:\n", |
| 69 | + " print('💥', end='')\n", |
| 70 | + " elif grid[(x,y)][1] < 0:\n", |
| 71 | + " print('💀', end='')\n", |
| 72 | + " else:\n", |
| 73 | + " print(icons[grid[(x,y)][0]], end='')\n", |
| 74 | + " print(\"\")\n", |
| 75 | + "\n", |
| 76 | + " if delay:\n", |
| 77 | + " time.sleep(delay)\n" |
| 78 | + ] |
| 79 | + }, |
| 80 | + { |
| 81 | + "cell_type": "code", |
| 82 | + "execution_count": 167, |
| 83 | + "metadata": {}, |
| 84 | + "outputs": [], |
| 85 | + "source": [ |
| 86 | + "dirs = [(-1,0),(0,-1),(0,1),(1,0)]\n", |
| 87 | + "neighbours = lambda x,y: [(x+dx, y+dy) for dx,dy in dirs]\n", |
| 88 | + "\n", |
| 89 | + "\n", |
| 90 | + "def get_dists(grid, target):\n", |
| 91 | + " preds = dict()\n", |
| 92 | + "\n", |
| 93 | + " dists = {p:0 for p,(v,_) in grid.items() if v == target}\n", |
| 94 | + " stack = [(p, None) for p in dists.keys()]\n", |
| 95 | + "\n", |
| 96 | + " while len(stack):\n", |
| 97 | + " pos, pred = stack.pop()\n", |
| 98 | + " d = dists.get(pos)\n", |
| 99 | + "\n", |
| 100 | + " for neigh_pos in neighbours(*pos):\n", |
| 101 | + " if neigh_pos != pred and grid[neigh_pos][0] == '.' and dists.get(neigh_pos, sys.maxsize) > d+1:\n", |
| 102 | + " dists[neigh_pos] = d+1\n", |
| 103 | + " stack.append((neigh_pos, pos))\n", |
| 104 | + "\n", |
| 105 | + " return dists\n", |
| 106 | + "\n", |
| 107 | + "def move(grid, start, dest):\n", |
| 108 | + " grid[dest] = grid[start]\n", |
| 109 | + " grid[start] = ('.', 0)\n", |
| 110 | + "\n", |
| 111 | + "def hit(grid, pos, hit_points=3):\n", |
| 112 | + " grid[pos][1] -= hit_points\n", |
| 113 | + " if grid[pos][1] <= 0:\n", |
| 114 | + " grid[pos] = ('.', -1)" |
| 115 | + ] |
| 116 | + }, |
| 117 | + { |
| 118 | + "cell_type": "code", |
| 119 | + "execution_count": 168, |
| 120 | + "metadata": {}, |
| 121 | + "outputs": [], |
| 122 | + "source": [ |
| 123 | + "def simulate_combat(data, elf_hitpoints=3, legolas_must_live = False, animate = False):\n", |
| 124 | + " \n", |
| 125 | + " grid = {(y,x):[v, 200] for y,row in enumerate(data.split('\\n')) for x,v in enumerate(row)}\n", |
| 126 | + "\n", |
| 127 | + " if animate:\n", |
| 128 | + " print_grid(grid)\n", |
| 129 | + " else:\n", |
| 130 | + " clear_output()\n", |
| 131 | + " print(f\"🧝♀️📶: {elf_hitpoints}\\n\")\n", |
| 132 | + "\n", |
| 133 | + " for round_num in range(0, 1000):\n", |
| 134 | + " game_over = False\n", |
| 135 | + "\n", |
| 136 | + " players_pos = sorted(pos for pos,(player,_) in grid.items() if player in 'GE')\n", |
| 137 | + "\n", |
| 138 | + " for cur_pos in players_pos:\n", |
| 139 | + " player = grid[cur_pos][0]\n", |
| 140 | + " if player == 'G':\n", |
| 141 | + " target = 'E'\n", |
| 142 | + " elif player == 'E':\n", |
| 143 | + " target = 'G'\n", |
| 144 | + " else:\n", |
| 145 | + " continue\n", |
| 146 | + "\n", |
| 147 | + " # MOVE\n", |
| 148 | + " if all(grid[p][0] != target for p in neighbours(*cur_pos)):\n", |
| 149 | + " dists = get_dists(grid, target = target)\n", |
| 150 | + " min_dist = min(dists.get(p, sys.maxsize) for p in neighbours(*cur_pos))\n", |
| 151 | + "\n", |
| 152 | + " if min_dist < sys.maxsize:\n", |
| 153 | + " for dest_pos in neighbours(*cur_pos):\n", |
| 154 | + " if dists.get(dest_pos, -1) == min_dist:\n", |
| 155 | + " move(grid, cur_pos, dest_pos)\n", |
| 156 | + " cur_pos = dest_pos\n", |
| 157 | + " break\n", |
| 158 | + "\n", |
| 159 | + " targets = [(p,grid[p][1]) for p in neighbours(*cur_pos) if grid[p][0] == target]\n", |
| 160 | + "\n", |
| 161 | + " # ATTACK!\n", |
| 162 | + " if len(targets):\n", |
| 163 | + " target_pos = min(targets, key=lambda x:x[1])[0]\n", |
| 164 | + " if player == 'E':\n", |
| 165 | + " hit(grid, target_pos, elf_hitpoints)\n", |
| 166 | + " else:\n", |
| 167 | + " hit(grid, target_pos, 3)\n", |
| 168 | + " if (grid[target_pos][1] <= 0) and legolas_must_live:\n", |
| 169 | + " return False\n", |
| 170 | + " \n", |
| 171 | + " if animate:\n", |
| 172 | + " print_grid(grid, attack_pos=target_pos,\n", |
| 173 | + " elf_hitpoints=elf_hitpoints, round_num=round_num,\n", |
| 174 | + " delay=0.05)\n", |
| 175 | + " print_grid(grid, round_num=round_num, elf_hitpoints=elf_hitpoints)\n", |
| 176 | + "\n", |
| 177 | + " \n", |
| 178 | + " if len(set(p for p,_ in grid.values())) == 3:\n", |
| 179 | + " print_grid(grid, round_num=round_num, elf_hitpoints=elf_hitpoints)\n", |
| 180 | + " print(\"\\nGAME OVER!\")\n", |
| 181 | + " tot_points = sum(h for p,h in grid.values() if p in 'GE')\n", |
| 182 | + " print(round_num, 'x', tot_points, ' -> ', round_num*tot_points)\n", |
| 183 | + " return round_num*tot_points\n", |
| 184 | + " \n", |
| 185 | + " " |
| 186 | + ] |
| 187 | + }, |
| 188 | + { |
| 189 | + "cell_type": "code", |
| 190 | + "execution_count": 169, |
| 191 | + "metadata": { |
| 192 | + "scrolled": false |
| 193 | + }, |
| 194 | + "outputs": [ |
| 195 | + { |
| 196 | + "name": "stdout", |
| 197 | + "output_type": "stream", |
| 198 | + "text": [ |
| 199 | + "Round #82\n", |
| 200 | + "🧝♀️📶: 3\n", |
| 201 | + "\n", |
| 202 | + "⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️\n", |
| 203 | + "⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️▫️⬛️▫️⬛️▫️▫️▫️▫️▫️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️\n", |
| 204 | + "⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️▫️▫️▫️▫️▫️▫️▫️▫️▫️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️\n", |
| 205 | + "⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️▫️▫️▫️⬛️▫️⬛️▫️▫️▫️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️\n", |
| 206 | + "⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️▫️⬛️⬛️▫️▫️⬛️▫️▫️▫️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️\n", |
| 207 | + "⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️▫️▫️▫️▫️▫️▫️▫️▫️▫️▫️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️\n", |
| 208 | + "⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️▫️▫️▫️▫️▫️▫️▫️▫️▫️▫️▫️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️\n", |
| 209 | + "⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️▫️▫️▫️▫️▫️▫️▫️▫️▫️▫️▫️▫️▫️⬛️⬛️⬛️⬛️⬛️⬛️⬛️\n", |
| 210 | + "⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️▫️▫️⬛️▫️▫️▫️▫️▫️▫️▫️▫️▫️▫️⬛️⬛️⬛️⬛️⬛️⬛️⬛️\n", |
| 211 | + "⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️▫️⬛️⬛️▫️▫️▫️▫️▫️⬛️▫️▫️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️\n", |
| 212 | + "⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️▫️▫️▫️▫️▫️▫️⬛️⬛️▫️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️\n", |
| 213 | + "⬛️⬛️⬛️⬛️⬛️⬛️⬛️▫️⬛️⬛️▫️▫️▫️▫️▫️▫️▫️▫️▫️▫️▫️▫️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️\n", |
| 214 | + "⬛️⬛️⬛️⬛️⬛️⬛️▫️▫️▫️▫️▫️▫️▫️▫️⬛️⬛️⬛️⬛️⬛️▫️👺▫️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️\n", |
| 215 | + "⬛️⬛️⬛️⬛️⬛️▫️▫️▫️⬛️▫️▫️▫️▫️⬛️⬛️⬛️⬛️⬛️⬛️⬛️💀💀⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️\n", |
| 216 | + "⬛️⬛️⬛️⬛️⬛️▫️▫️▫️▫️▫️👺▫️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️▫️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️\n", |
| 217 | + "⬛️⬛️⬛️⬛️⬛️▫️▫️▫️▫️▫️▫️▫️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️▫️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️\n", |
| 218 | + "⬛️⬛️⬛️⬛️⬛️⬛️⬛️▫️▫️⬛️▫️▫️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️▫️⬛️⬛️⬛️⬛️⬛️⬛️▫️▫️⬛️⬛️\n", |
| 219 | + "⬛️▫️⬛️⬛️⬛️⬛️⬛️⬛️▫️▫️▫️▫️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️▫️▫️▫️▫️⬛️⬛️⬛️▫️▫️▫️⬛️\n", |
| 220 | + "⬛️▫️▫️▫️⬛️⬛️⬛️⬛️▫️▫️▫️▫️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️▫️▫️▫️▫️⬛️⬛️⬛️▫️▫️⬛️⬛️\n", |
| 221 | + "⬛️▫️▫️▫️▫️▫️⬛️👺▫️▫️▫️▫️▫️⬛️⬛️⬛️⬛️⬛️⬛️⬛️▫️▫️▫️▫️▫️▫️▫️▫️▫️⬛️⬛️⬛️\n", |
| 222 | + "⬛️⬛️▫️▫️▫️▫️⬛️▫️👺▫️▫️▫️▫️▫️⬛️⬛️⬛️⬛️⬛️▫️▫️▫️▫️▫️▫️▫️▫️▫️▫️⬛️⬛️⬛️\n", |
| 223 | + "⬛️⬛️▫️▫️▫️▫️▫️▫️▫️▫️⬛️▫️👺👺💀👺▫️▫️▫️▫️▫️▫️▫️▫️▫️▫️▫️▫️▫️⬛️⬛️⬛️\n", |
| 224 | + "⬛️▫️▫️▫️▫️▫️▫️▫️▫️▫️▫️👺💀👺👺▫️⬛️▫️▫️▫️▫️▫️▫️▫️▫️▫️▫️▫️⬛️⬛️⬛️⬛️\n", |
| 225 | + "⬛️▫️▫️▫️▫️▫️▫️▫️▫️⬛️▫️▫️👺▫️▫️▫️👺▫️▫️▫️▫️⬛️⬛️▫️▫️▫️▫️⬛️⬛️⬛️⬛️⬛️\n", |
| 226 | + "⬛️▫️▫️▫️▫️▫️▫️▫️👺⬛️⬛️⬛️▫️👺▫️▫️▫️▫️▫️▫️▫️▫️▫️▫️▫️▫️▫️⬛️⬛️⬛️⬛️⬛️\n", |
| 227 | + "⬛️⬛️▫️▫️▫️▫️▫️▫️▫️⬛️⬛️▫️▫️▫️▫️▫️▫️⬛️▫️▫️▫️▫️▫️▫️▫️▫️⬛️⬛️⬛️⬛️⬛️⬛️\n", |
| 228 | + "⬛️⬛️▫️⬛️▫️▫️▫️▫️▫️▫️▫️▫️▫️⬛️⬛️▫️▫️▫️▫️▫️▫️▫️▫️▫️▫️⬛️⬛️⬛️⬛️⬛️⬛️⬛️\n", |
| 229 | + "⬛️▫️▫️⬛️▫️▫️▫️⬛️▫️▫️▫️▫️▫️▫️⬛️▫️▫️▫️▫️▫️▫️▫️▫️▫️⬛️⬛️▫️⬛️⬛️⬛️⬛️⬛️\n", |
| 230 | + "⬛️⬛️⬛️⬛️⬛️▫️▫️⬛️▫️▫️▫️▫️▫️▫️⬛️▫️⬛️▫️▫️▫️▫️▫️⬛️▫️▫️▫️▫️⬛️⬛️⬛️⬛️⬛️\n", |
| 231 | + "⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️▫️▫️▫️▫️👺▫️▫️👺⬛️▫️▫️▫️▫️⬛️⬛️⬛️▫️▫️▫️▫️▫️⬛️▫️⬛️\n", |
| 232 | + "⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️▫️▫️▫️▫️▫️▫️▫️▫️▫️⬛️▫️▫️▫️⬛️⬛️⬛️⬛️⬛️▫️⬛️▫️▫️▫️⬛️\n", |
| 233 | + "⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️⬛️\n", |
| 234 | + "\n", |
| 235 | + "GAME OVER!\n", |
| 236 | + "82 x 2606 -> 213692\n", |
| 237 | + "Part 1: 213692\n" |
| 238 | + ] |
| 239 | + } |
| 240 | + ], |
| 241 | + "source": [ |
| 242 | + "res = simulate_combat(data, elf_hitpoints=3, legolas_must_live=False, animate=True)\n", |
| 243 | + "print(\"Part 1:\", res)\n", |
| 244 | + "\n", |
| 245 | + "# for elf_hitpoints in range(4, 50):\n", |
| 246 | + "# res = simulate_combat(data, elf_hitpoints=elf_hitpoints, legolas_must_live=True, animate=False)\n", |
| 247 | + "# if res is not False:\n", |
| 248 | + "# break\n", |
| 249 | + "# print(\"Part 2:\", res)" |
| 250 | + ] |
| 251 | + }, |
| 252 | + { |
| 253 | + "cell_type": "code", |
| 254 | + "execution_count": null, |
| 255 | + "metadata": {}, |
| 256 | + "outputs": [], |
| 257 | + "source": [] |
| 258 | + } |
| 259 | + ], |
| 260 | + "metadata": { |
| 261 | + "kernelspec": { |
| 262 | + "display_name": "Python 3 (ipykernel)", |
| 263 | + "language": "python", |
| 264 | + "name": "python3" |
| 265 | + }, |
| 266 | + "language_info": { |
| 267 | + "codemirror_mode": { |
| 268 | + "name": "ipython", |
| 269 | + "version": 3 |
| 270 | + }, |
| 271 | + "file_extension": ".py", |
| 272 | + "mimetype": "text/x-python", |
| 273 | + "name": "python", |
| 274 | + "nbconvert_exporter": "python", |
| 275 | + "pygments_lexer": "ipython3", |
| 276 | + "version": "3.10.8" |
| 277 | + } |
| 278 | + }, |
| 279 | + "nbformat": 4, |
| 280 | + "nbformat_minor": 4 |
| 281 | +} |
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