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2048 Game.ipynb

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+{
+ "cells": [
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "\n",
+    "# 2048 Game<br>\n",
+    "\n",
+    "2048 is a game and you are expected to implement the move function for this game.<br>\n",
+    "Arguments passed to the four functions is the matrix which we are using for 2048<br>\n",
+    "The move function will be returning new matrix after moving the corresponding move.<br>\n",
+    "Implement All The Four Moves Using These Functions -<br>\n",
+    "1. move_up<br>\n",
+    "2. move_down<br>\n",
+    "3. move_left<br>\n",
+    "4. move_right"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 1,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "1 2 4 3 2 4 3 1 4\n",
+      "[[4, 4, 2, 2], [0, 8, 0, 0], [0, 0, 0, 0], [0, 0, 0, 0]]\n",
+      "[[0, 0, 0, 0], [0, 0, 0, 0], [0, 4, 0, 0], [4, 8, 2, 2]]\n",
+      "[[0, 0, 0, 0], [0, 0, 0, 0], [0, 0, 0, 4], [0, 4, 8, 4]]\n",
+      "[[0, 0, 0, 0], [0, 0, 0, 0], [4, 0, 0, 0], [4, 8, 4, 0]]\n",
+      "[[0, 0, 0, 0], [0, 0, 0, 0], [0, 0, 0, 0], [8, 8, 4, 0]]\n",
+      "[[0, 0, 0, 0], [0, 0, 0, 0], [0, 0, 0, 0], [0, 0, 16, 4]]\n",
+      "[[0, 0, 0, 0], [0, 0, 0, 0], [0, 0, 0, 0], [16, 4, 0, 0]]\n",
+      "[[16, 4, 0, 0], [0, 0, 0, 0], [0, 0, 0, 0], [0, 0, 0, 0]]\n",
+      "[[0, 0, 16, 4], [0, 0, 0, 0], [0, 0, 0, 0], [0, 0, 0, 0]]\n"
+     ]
+    }
+   ],
+   "source": [
+    "import random\n",
+    "def start_game():\n",
+    "    mat = []\n",
+    "    for i in range(4):\n",
+    "        mat.append([0]*4)\n",
+    "    return mat\n",
+    "\n",
+    "def compress(mat):\n",
+    "    new_mat = []\n",
+    "    for i in range(4):\n",
+    "        new_mat.append([0] * 4)\n",
+    "    for i in range(4):\n",
+    "        pos = 0\n",
+    "        for j in range(4):\n",
+    "            if mat[i][j] != 0:\n",
+    "                new_mat[i][pos] = mat[i][j]\n",
+    "                pos = pos + 1\n",
+    "    return new_mat\n",
+    "\n",
+    "def merge(mat):\n",
+    "    for i in range(4):\n",
+    "        for j in range(3):\n",
+    "            if mat[i][j] == mat[i][j + 1]:\n",
+    "                mat[i][j] = (mat[i][j]) * 2\n",
+    "                mat[i][j + 1] = 0\n",
+    "    return mat\n",
+    "\n",
+    "def reverse(mat):\n",
+    "    new_mat = []\n",
+    "    for i in range(4):\n",
+    "        new_mat.append(mat[i][::-1])\n",
+    "    return new_mat\n",
+    "\n",
+    "def transpose(mat):\n",
+    "    new_mat = []\n",
+    "    for i in range(4):\n",
+    "        new_mat.append([])\n",
+    "        for j in range(4):\n",
+    "            new_mat[i].append(mat[j][i])\n",
+    "    return new_mat\n",
+    "\n",
+    "def move_up(grid):\n",
+    "    transposed_grid = transpose(grid)\n",
+    "    new_grid = compress(transposed_grid)\n",
+    "    new_grid = merge(new_grid)\n",
+    "    new_grid = compress(new_grid)\n",
+    "    final_grid = transpose(new_grid)\n",
+    "    return final_grid\n",
+    "\n",
+    "def move_down(grid):\n",
+    "    transposed_grid = transpose(grid)\n",
+    "    reverse_grid = reverse(transposed_grid)\n",
+    "    new_grid = compress(reverse_grid)\n",
+    "    new_grid = merge(new_grid)\n",
+    "    new_grid = compress(new_grid)\n",
+    "    new_reverse = reverse(new_grid)\n",
+    "    final_grid = transpose(new_reverse)\n",
+    "    return final_grid\n",
+    "\n",
+    "def move_right(grid):\n",
+    "    reverse_grid = reverse(grid)\n",
+    "    new_grid = compress(reverse_grid)\n",
+    "    new_grid = merge(new_grid)\n",
+    "    new_grid = compress(new_grid)\n",
+    "    final_grid = reverse(new_grid)\n",
+    "    return final_grid\n",
+    "\n",
+    "def move_left(grid):\n",
+    "    new_grid = compress(grid)\n",
+    "    new_grid = merge(new_grid)\n",
+    "    new_grid = compress(new_grid)\n",
+    "    return new_grid\n",
+    "\n",
+    "\n",
+    "mat = start_game()\n",
+    "mat[1][3] = 2\n",
+    "mat[2][2] = 2\n",
+    "mat[3][0] = 4\n",
+    "mat[3][1] = 8\n",
+    "mat[2][1] = 4\n",
+    "\n",
+    "inputs = [int(ele) for ele in input().split()]\n",
+    "for ele in inputs:\n",
+    "    if ele == 1:\n",
+    "        mat = move_up(mat)\n",
+    "    elif ele == 2:\n",
+    "        mat = move_down(mat)\n",
+    "    elif ele == 3:\n",
+    "        mat = move_left(mat)\n",
+    "    else:\n",
+    "        mat = move_right(mat)\n",
+    "    print(mat)"
+   ]
+  }
+ ],
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