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RazEfron
reviewed
Jul 12, 2023
Comment on lines
+21
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| size() { | ||
| let count = 0; | ||
| let currentNode = this.head; | ||
| while (currentNode) { | ||
| count++; | ||
| currentNode = currentNode.next; | ||
| } | ||
| return count; | ||
| } |
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Can you think of a way to have this function run in O(1) instead of O(n)?
RazEfron
reviewed
Jul 12, 2023
Comment on lines
+96
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| if (this.head === null) { | ||
| return true; | ||
| } else { | ||
| return false; | ||
| } |
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Suggested change
| if (this.head === null) { | |
| return true; | |
| } else { | |
| return false; | |
| } | |
| !this.head |
RazEfron
reviewed
Jul 12, 2023
Comment on lines
+149
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| containsDuplicates() { | ||
| let currentNode = this.head; | ||
| let array = []; | ||
| while (currentNode) { | ||
| if (array.includes(currentNode.data)) { | ||
| return true; | ||
| } | ||
| array.push(currentNode.data); | ||
| currentNode = currentNode.next; | ||
| } | ||
| return false; | ||
| } | ||
| } |
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Can you think of a shorter, cleaner and more efficient way to write this function using this.toArray and a set?
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Lab completed