Show how to do more jupyter stuff.

examples/.ipynb_checkpoints/display_boards-checkpoint.ipynb

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+{
+ "cells": [],
+ "metadata": {},
+ "nbformat": 4,
+ "nbformat_minor": 5
+}

examples/display_boards.ipynb

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+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": 5,
+   "id": "2f48725f",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "from polyomino.board import Chessboard\n",
+    "from polyomino.constant import DOMINO"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 6,
+   "id": "325f7427",
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "image/png": "iVBORw0KGgoAAAANSUhEUgAAAGMAAABjCAMAAAC45U6nAAAABlBMVEX///8AAABVwtN+AAAAV0lEQVR4nO3ZyQ0AIAgAQe2/aTsgGokHmS2A4eNHWpP0Wj2n2MjZlMFgLE2ZfaFbRspkBoPBYDAYDAaDwWAwGAwGg8FgMKob8a/93xcJBqOAceBqLulGA1OUAUFeFCJvAAAAAElFTkSuQmCC\n",
+      "text/plain": [
+       "<polyomino.board.DeletedRectangle at 0x6f56ef58>"
+      ]
+     },
+     "execution_count": 6,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "Chessboard().remove((0, 0)).remove((7, 7))"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 7,
+   "id": "c9cc6b80",
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "image/png": "iVBORw0KGgoAAAANSUhEUgAAAGMAAABjCAMAAAC45U6nAAAABlBMVEX///8AAABVwtN+AAAAV0lEQVR4nO3ZsQ0AIAgAQdx/aTcwGJFQ3LcmnI2NREia1qrpbNTclMFgXE3JvtAno2Qyg8FgMBgMBoPBYDAYDAaDwWAwGIONhv/27CmDwfhuNOzPJfW1AVLMAUGKU2ZPAAAAAElFTkSuQmCC\n",
+      "text/plain": [
+       "<polyomino.board.DeletedRectangle at 0x6f56e8b0>"
+      ]
+     },
+     "execution_count": 7,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "Chessboard().remove((0, 0)).remove((0, 7))"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 8,
+   "id": "1d7225b7",
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "image/png": "iVBORw0KGgoAAAANSUhEUgAAAFAAAABQCAMAAAC5zwKfAAAAYFBMVEUAAADRfMe128vfBLykVLaAn4yORk/ED0Y7BRi4APlDH8DH99yFDqL6Syfy7QqxZoaXsVkrI/w6ikMOoXxywYIZDnn655alzz6GxzDOGxJq621IrlMSBZmPuhg0uoxthljQxCNxAAAAb0lEQVR4nO3MSQ6CQAAAwYmoKCKLiops/v+V3JoTyZwnXQ+oEHBAhiNOOCPHBcHQMMnwCkNDw5iwwA0l7qhQo4GhYZphC0NDw5jwgSde6PDGB18YGqYZ9jA0NIwJfxgwYsKMBX8YGqYZbgwNDXfDFSiJm8jaDSAvAAAAAElFTkSuQmCC\n",
+      "text/plain": [
+       "<polyomino.solution.Solution at 0x6f558c10>"
+      ]
+     },
+     "execution_count": 8,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "Chessboard().remove((0, 0)).remove((0, 7)).tile_with_many(DOMINO).solve()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 15,
+   "id": "722aee60",
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "image/png": "iVBORw0KGgoAAAANSUhEUgAAAGMAAABjCAMAAAC45U6nAAAABlBMVEX///8AAABVwtN+AAAAZklEQVR4nO3ZSQrAIBAAQf3/pz0L4gLjAlYfQ6DMYQRNSpLeKEfXMqLXzGAwGAwGg8FgMBgMxldG/9wdZEy+x2AwNhmNOV+/c1vfr/rfxmAwthsH5nywAgaDwWAwGPWzA//PJd2oACSvAZFe6vBVAAAAAElFTkSuQmCC\n",
+      "text/plain": [
+       "<polyomino.board.DeletedRectangle at 0x65fd08e0>"
+      ]
+     },
+     "execution_count": 15,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "Chessboard().remove((3, 4)).remove((5, 5))"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 14,
+   "id": "a8b83b0a",
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "image/png": "iVBORw0KGgoAAAANSUhEUgAAAFAAAABQCAMAAAC5zwKfAAAAYFBMVEUAAAD/WpECZ4JtsHwtqH/UjXsc4mfFa/yqRlVFJ7raNUcvOyNN8Q0Hhde1j2rAMtm5mlOnufGBFbMsR9seR9flE24JuRvEDZodeWqCj4X3DFETOpC+wkNJ57OeZkN2KD3VpDDiAAAAdElEQVR4nO3N2xWCMADA0B4FBBFUQPCJ7j+lf+lPJ6C5AyRhhz0KlKhwQI0GwaBBgwYNZhs8osUJHXqcccEVBg0aNGgw3+CAERMCbpgTFhg0mGPwjhiMkwcMGtx68IkX3ojBT0IMrjBoMMfgN+GXYNDgxoN/pFKbyN9fg4YAAAAASUVORK5CYII=\n",
+      "text/plain": [
+       "<polyomino.solution.Solution at 0x65fd0118>"
+      ]
+     },
+     "execution_count": 14,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "Chessboard().remove((3, 4)).remove((5, 5)).tile_with_many(DOMINO).solve()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "eeb51823",
+   "metadata": {},
+   "outputs": [],
+   "source": []
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3 (ipykernel)",
+   "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": "3.9.2"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 5
+}