Solution: Add to Array-Form of Integer
Explore how to add an integer to a number represented as an array of digits by processing each digit with carry handling, without converting the entire array to an integer. Understand step-by-step how to implement this addition in a single pass while maintaining optimal time and space complexity.
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We'll cover the following...
Statement
The array form of an integer is defined as an array of its digits ordered from left to right. For instance, the array form of [1, 3, 2, 1].
You are given num, which represents an integer in its array form, and an integer k. Compute the sum of the integer represented by num and k, then return the result as an array form representation.
Note:
numwill not contain leading zeros unless the number itself is zero.
Constraints:
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