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Really nice work Jasmine, you hit everything here. Well done!
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| # Time Complexity: O(n * klog(k)) where n is the number of strings and k is the length of each string. | ||
| # Space Complexity: O(n) - using hash to store each word. | ||
| # Does having an array as a key increase the space complexity? | ||
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| def grouped_anagrams(strings) |
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| # Time Complexity: O(nlog(n)) - due to using sort_by | ||
| # Space Complexity: O(n) - hash could potentially hold n unique values. | ||
| def top_k_frequent_elements(list, k) |
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| # Time Complexity: O(1) because the grid is a fixed size. | ||
| # Space Complexity: O(1) even though we're using multiple hashes it's O(1) because the grid is a fixed size | ||
| def valid_sudoku(table) |
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Hash Table Practice
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Comprehension Questions