Earth - Beauttie #14
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Earth - Beauttie #14
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CheezItMan
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Apr 28, 2021
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| # Time Complexity: O(n^2) | ||
| # Space Complexity: O(n) | ||
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| def grouped_anagrams(strings) |
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👍 Interesting solution with char.ord This works if you know that all the letters are a-z and roughly the same length. That's because you could end up with two strings of different lengths that have the same sum of characters.
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| # Time Complexity: O(n) | ||
| # Space Complexity: O(n) | ||
| def top_k_frequent_elements(list, k) |
| return true | ||
| end | ||
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| def valid_boxes(table) |
| # Space Complexity: ? | ||
| # Time Complexity: O(1) because the table has nine rows and columns | ||
| # Space Complexity: O(1) because each hash will store up to nine cells | ||
| def valid_sudoku(table) |
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Hash Table Practice
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Comprehension Questions