mirror of
https://gitee.com/coder-xiaomo/leetcode-problemset
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173 lines
16 KiB
JSON
173 lines
16 KiB
JSON
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"title": "Rearrange Words in a Sentence",
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"content": "<p>Given a sentence <code>text</code> (A <em>sentence</em> is a string of space-separated words) in the following format:</p>\n\n<ul>\n\t<li>First letter is in upper case.</li>\n\t<li>Each word in <code>text</code> are separated by a single space.</li>\n</ul>\n\n<p>Your task is to rearrange the words in text such that all words are rearranged in an increasing order of their lengths. If two words have the same length, arrange them in their original order.</p>\n\n<p>Return the new text following the format shown above.</p>\n\n<p> </p>\n<p><strong class=\"example\">Example 1:</strong></p>\n\n<pre>\n<strong>Input:</strong> text = "Leetcode is cool"\n<strong>Output:</strong> "Is cool leetcode"\n<strong>Explanation: </strong>There are 3 words, "Leetcode" of length 8, "is" of length 2 and "cool" of length 4.\nOutput is ordered by length and the new first word starts with capital letter.\n</pre>\n\n<p><strong class=\"example\">Example 2:</strong></p>\n\n<pre>\n<strong>Input:</strong> text = "Keep calm and code on"\n<strong>Output:</strong> "On and keep calm code"\n<strong>Explanation: </strong>Output is ordered as follows:\n"On" 2 letters.\n"and" 3 letters.\n"keep" 4 letters in case of tie order by position in original text.\n"calm" 4 letters.\n"code" 4 letters.\n</pre>\n\n<p><strong class=\"example\">Example 3:</strong></p>\n\n<pre>\n<strong>Input:</strong> text = "To be or not to be"\n<strong>Output:</strong> "To be or to be not"\n</pre>\n\n<p> </p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>text</code> begins with a capital letter and then contains lowercase letters and single space between words.</li>\n\t<li><code>1 <= text.length <= 10^5</code></li>\n</ul>\n",
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"Store each word and their relative position. Then, sort them by length of words in case of tie by their original order."
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"sampleTestCase": "\"Leetcode is cool\"",
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