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            "title": "The Number of Full Rounds You Have Played",
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            "content": "<p>You are participating in an online chess tournament. There is a chess round that starts every <code>15</code> minutes. The first round of the day starts at <code>00:00</code>, and after every <code>15</code> minutes, a new round starts.</p>\n\n<ul>\n\t<li>For example, the second round starts at <code>00:15</code>, the fourth round starts at <code>00:45</code>, and the seventh round starts at <code>01:30</code>.</li>\n</ul>\n\n<p>You are given two strings <code>loginTime</code> and <code>logoutTime</code> where:</p>\n\n<ul>\n\t<li><code>loginTime</code> is the time you will login to the game, and</li>\n\t<li><code>logoutTime</code> is the time you will logout from the game.</li>\n</ul>\n\n<p>If <code>logoutTime</code> is <strong>earlier</strong> than <code>loginTime</code>, this means you have played from <code>loginTime</code> to midnight and from midnight to <code>logoutTime</code>.</p>\n\n<p>Return <em>the number of full chess rounds you have played in the tournament</em>.</p>\n\n<p><strong>Note:</strong>&nbsp;All the given times follow the 24-hour clock. That means the first round of the day starts at <code>00:00</code> and the last round of the day starts at <code>23:45</code>.</p>\n\n<p>&nbsp;</p>\n<p><strong>Example 1:</strong></p>\n\n<pre>\n<strong>Input:</strong> loginTime = &quot;09:31&quot;, logoutTime = &quot;10:14&quot;\n<strong>Output:</strong> 1\n<strong>Explanation:</strong> You played one full round from 09:45 to 10:00.\nYou did not play the full round from 09:30 to 09:45 because you logged in at 09:31 after it began.\nYou did not play the full round from 10:00 to 10:15 because you logged out at 10:14 before it ended.\n</pre>\n\n<p><strong>Example 2:</strong></p>\n\n<pre>\n<strong>Input:</strong> loginTime = &quot;21:30&quot;, logoutTime = &quot;03:00&quot;\n<strong>Output:</strong> 22\n<strong>Explanation:</strong> You played 10 full rounds from 21:30 to 00:00 and 12 full rounds from 00:00 to 03:00.\n10 + 12 = 22.\n</pre>\n\n<p>&nbsp;</p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>loginTime</code> and <code>logoutTime</code> are in the format <code>hh:mm</code>.</li>\n\t<li><code>00 &lt;= hh &lt;= 23</code></li>\n\t<li><code>00 &lt;= mm &lt;= 59</code></li>\n\t<li><code>loginTime</code> and <code>logoutTime</code> are not equal.</li>\n</ul>\n",
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                    "code": "class Solution(object):\n    def numberOfRounds(self, loginTime, logoutTime):\n        \"\"\"\n        :type loginTime: str\n        :type logoutTime: str\n        :rtype: int\n        \"\"\"\n        ",
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            "hints": [
                "Consider the day as 48 hours instead of 24.",
                "For each round check if you were playing."
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