Solution: A Subarray with a Sum of 0
Explore how to determine if a given integer array contains a subarray whose elements sum to zero. Learn to use a hash table to track cumulative sums while iterating through the array, allowing you to identify zero-sum subarrays efficiently with a time complexity of O(n). This lesson helps understand hashing fundamentals applied to this problem.
We'll cover the following...
We'll cover the following...
Statement
Given a list containing both positive and negative integers, determine if there exists a sublist of consecutive elements whose elements sum to zero. Return TRUE if such a sublist exists; otherwise, return FALSE.
Constraints:
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arr.length