Immutability Helper — LeetCode 2691 Python Solution
HardLeetCode PremiumJavaScript
- Problem
- #2691
- Reading time
- 2 min
- Source
- leetcode.com
The problem
Creating clones of immutable objects with minor alterations can be a tedious process. Write a class ImmutableHelper that serves as a tool to help with this requirement.
Example
const originalObj = {"x": 5};
const helper = new ImmutableHelper(originalObj);
const newObj = helper.produce((proxy) => {
proxy.x = proxy.x + 1;
});
console.log(originalObj); // {"x": 5}
console.log(newObj); // {"x": 6}Complexity
| Measure | Complexity |
|---|---|
| Time | O(n) |
| Space | O(1) to O(n) auxiliary |
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Frequently asked questions
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- LeetCode 2691. Immutability Helper is rated Hard on LeetCode.
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- LeetCode 2691. Immutability Helper is tagged JavaScript on LeetCode.
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- Yes. LeetCode 2691. Immutability Helper is a LeetCode Premium problem, so the full statement and test cases require a paid LeetCode subscription.