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How are duplicates not a concern? If you have an array of [1, 2, 5, 2] and the sum is 4, then answer answer indexes are 1 and 4. When you search for the elements, you will always find the first element, and end up returning 1 and 1 instead. In otherwords, the index of the first occurence of one of the answers.
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Ice Cream Parlor
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How are duplicates not a concern? If you have an array of
[1, 2, 5, 2]and the sum is 4, then answer answer indexes are1and 4. When you search for the elements, you will always find the first element, and end up returning1and1instead. In otherwords, the index of the first occurence of one of the answers.