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38 lines
1.3 KiB
HTML
38 lines
1.3 KiB
HTML
<p>Given a <code>pattern</code> and a string <code>s</code>, find if <code>s</code> follows the same pattern.</p>
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<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>
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<p> </p>
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<p><strong class="example">Example 1:</strong></p>
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<pre>
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<strong>Input:</strong> pattern = "abba", s = "dog cat cat dog"
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<strong>Output:</strong> true
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</pre>
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<p><strong class="example">Example 2:</strong></p>
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<pre>
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<strong>Input:</strong> pattern = "abba", s = "dog cat cat fish"
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<strong>Output:</strong> false
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</pre>
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<p><strong class="example">Example 3:</strong></p>
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<pre>
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<strong>Input:</strong> pattern = "aaaa", s = "dog cat cat dog"
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<strong>Output:</strong> false
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</pre>
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<p> </p>
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<p><strong>Constraints:</strong></p>
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<ul>
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<li><code>1 <= pattern.length <= 300</code></li>
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<li><code>pattern</code> contains only lower-case English letters.</li>
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<li><code>1 <= s.length <= 3000</code></li>
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<li><code>s</code> contains only lowercase English letters and spaces <code>' '</code>.</li>
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<li><code>s</code> <strong>does not contain</strong> any leading or trailing spaces.</li>
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<li>All the words in <code>s</code> are separated by a <strong>single space</strong>.</li>
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</ul>
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