Fire 🔥 - Aimee 👾 #29
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Fire 🔥 - Aimee 👾 #29
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CheezItMan
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Dec 17, 2020
CheezItMan
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Well done, you hit the learning goals here. Nice work.
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| # Default ignored files | |||
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| # Time complexity - O(1) - A node is added to the beginning of the list. Since this is not an array, we are not replacing an element and shifting the rest of the data over. | ||
| # Space complexity - O(1) | ||
| def add_first(data) |
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| # Time complexity - O(1) - We look up the first node (where the head is) | ||
| # Space complexity - O(1) | ||
| def get_first |
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| # Time complexity - O(n) we count n nodes in the list | ||
| # Space complexity - O(1) | ||
| def length |
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| # Time complexity - O(n) - need to traverse list of length n to find the last node and add one after that | ||
| # Space complexity - O(1) | ||
| def add_last(data) |
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| # Time complexity - O(n) - we need to traverse the list of length n to find the last node | ||
| # Space complexity - O(1) | ||
| def get_last |
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| index.times do | ||
| current = current.next | ||
| end |
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Linked List Comprehension Questions