leetcode-problemset/leetcode/originData/splitting-a-string-into-descending-consecutive-values.json

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            "title": "Splitting a String Into Descending Consecutive Values",
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            "content": "<p>You are given a string <code>s</code> that consists of only digits.</p>\n\n<p>Check if we can split <code>s</code> into <strong>two or more non-empty substrings</strong> such that the <strong>numerical values</strong> of the substrings are in <strong>descending order</strong> and the <strong>difference</strong> between numerical values of every two <strong>adjacent</strong> <strong>substrings</strong> is equal to <code>1</code>.</p>\n\n<ul>\n\t<li>For example, the string <code>s = &quot;0090089&quot;</code> can be split into <code>[&quot;0090&quot;, &quot;089&quot;]</code> with numerical values <code>[90,89]</code>. The values are in descending order and adjacent values differ by <code>1</code>, so this way is valid.</li>\n\t<li>Another example, the string <code>s = &quot;001&quot;</code> can be split into <code>[&quot;0&quot;, &quot;01&quot;]</code>, <code>[&quot;00&quot;, &quot;1&quot;]</code>, or <code>[&quot;0&quot;, &quot;0&quot;, &quot;1&quot;]</code>. However all the ways are invalid because they have numerical values <code>[0,1]</code>, <code>[0,1]</code>, and <code>[0,0,1]</code> respectively, all of which are not in descending order.</li>\n</ul>\n\n<p>Return <code>true</code> <em>if it is possible to split</em> <code>s</code>​​​​​​ <em>as described above</em><em>, or </em><code>false</code><em> otherwise.</em></p>\n\n<p>A <strong>substring</strong> is a contiguous sequence of characters in a string.</p>\n\n<p>&nbsp;</p>\n<p><strong>Example 1:</strong></p>\n\n<pre>\n<strong>Input:</strong> s = &quot;1234&quot;\n<strong>Output:</strong> false\n<strong>Explanation:</strong> There is no valid way to split s.\n</pre>\n\n<p><strong>Example 2:</strong></p>\n\n<pre>\n<strong>Input:</strong> s = &quot;050043&quot;\n<strong>Output:</strong> true\n<strong>Explanation:</strong> s can be split into [&quot;05&quot;, &quot;004&quot;, &quot;3&quot;] with numerical values [5,4,3].\nThe values are in descending order with adjacent values differing by 1.\n</pre>\n\n<p><strong>Example 3:</strong></p>\n\n<pre>\n<strong>Input:</strong> s = &quot;9080701&quot;\n<strong>Output:</strong> false\n<strong>Explanation:</strong> There is no valid way to split s.\n</pre>\n\n<p>&nbsp;</p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>1 &lt;= s.length &lt;= 20</code></li>\n\t<li><code>s</code> only consists of digits.</li>\n</ul>\n",
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            "hints": [
                "One solution is to try all possible splits using backtrack",
                "Look out for trailing zeros in string"
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