leetcode-problemset/leetcode/originData/minimum-domino-rotations-for-equal-row.json

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            "title": "Minimum Domino Rotations For Equal Row",
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            "content": "<p>In a row of dominoes, <code>tops[i]</code> and <code>bottoms[i]</code> represent the top and bottom halves of the <code>i<sup>th</sup></code> domino. (A domino is a tile with two numbers from 1 to 6 - one on each half of the tile.)</p>\n\n<p>We may rotate the <code>i<sup>th</sup></code> domino, so that <code>tops[i]</code> and <code>bottoms[i]</code> swap values.</p>\n\n<p>Return the minimum number of rotations so that all the values in <code>tops</code> are the same, or all the values in <code>bottoms</code> are the same.</p>\n\n<p>If it cannot be done, return <code>-1</code>.</p>\n\n<p>&nbsp;</p>\n<p><strong>Example 1:</strong></p>\n<img alt=\"\" src=\"https://assets.leetcode.com/uploads/2021/05/14/domino.png\" style=\"height: 300px; width: 421px;\" />\n<pre>\n<strong>Input:</strong> tops = [2,1,2,4,2,2], bottoms = [5,2,6,2,3,2]\n<strong>Output:</strong> 2\n<strong>Explanation:</strong> \nThe first figure represents the dominoes as given by tops and bottoms: before we do any rotations.\nIf we rotate the second and fourth dominoes, we can make every value in the top row equal to 2, as indicated by the second figure.\n</pre>\n\n<p><strong>Example 2:</strong></p>\n\n<pre>\n<strong>Input:</strong> tops = [3,5,1,2,3], bottoms = [3,6,3,3,4]\n<strong>Output:</strong> -1\n<strong>Explanation:</strong> \nIn this case, it is not possible to rotate the dominoes to make one row of values equal.\n</pre>\n\n<p>&nbsp;</p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>2 &lt;= tops.length &lt;= 2 * 10<sup>4</sup></code></li>\n\t<li><code>bottoms.length == tops.length</code></li>\n\t<li><code>1 &lt;= tops[i], bottoms[i] &lt;= 6</code></li>\n</ul>\n",
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                    "code": "class Solution(object):\n    def minDominoRotations(self, tops, bottoms):\n        \"\"\"\n        :type tops: List[int]\n        :type bottoms: List[int]\n        :rtype: int\n        \"\"\"\n        ",
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