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"content": "<p>Given a <code>pattern</code> and a string <code>s</code>, find if <code>s</code> follows the same pattern.</p>\n\n<p>Here <b>follow</b> means a full match, such that there is a bijection between a letter in <code>pattern</code> and a <b>non-empty</b> word in <code>s</code>.</p>\n\n<p> </p>\n<p><strong>Example 1:</strong></p>\n\n<pre>\n<strong>Input:</strong> pattern = "abba", s = "dog cat cat dog"\n<strong>Output:</strong> true\n</pre>\n\n<p><strong>Example 2:</strong></p>\n\n<pre>\n<strong>Input:</strong> pattern = "abba", s = "dog cat cat fish"\n<strong>Output:</strong> false\n</pre>\n\n<p><strong>Example 3:</strong></p>\n\n<pre>\n<strong>Input:</strong> pattern = "aaaa", s = "dog cat cat dog"\n<strong>Output:</strong> false\n</pre>\n\n<p> </p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>1 <= pattern.length <= 300</code></li>\n\t<li><code>pattern</code> contains only lower-case English letters.</li>\n\t<li><code>1 <= s.length <= 3000</code></li>\n\t<li><code>s</code> contains only lowercase English letters and spaces <code>' '</code>.</li>\n\t<li><code>s</code> <strong>does not contain</strong> any leading or trailing spaces.</li>\n\t<li>All the words in <code>s</code> are separated by a <strong>single space</strong>.</li>\n</ul>\n",
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"code": "class Solution(object):\n def wordPattern(self, pattern, s):\n \"\"\"\n :type pattern: str\n :type s: str\n :rtype: bool\n \"\"\"\n ",
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"code": "# @param {String} pattern\n# @param {String} s\n# @return {Boolean}\ndef word_pattern(pattern, s)\n \nend",
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"code": "(define/contract (word-pattern pattern s)\n (-> string? string? boolean?)\n\n )",
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