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Given an array, find 3 elements such that [a + b + c] = 0. Find all the 3 unique elements.
- Given an array, find 3 elements such that [a + b + c] = 0.
- Two solutions are possible: Iterative method and Two-pointer approach.
- In the iterative method, we use three nested loops to find the combinations.
- In the two-pointer approach, we sort the array and use two pointers to find the combinations.
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