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Given an array of length N containing integers between 1
and N, determine if it contains any duplicates.
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Answer Posted / ash
If the question is just to find just whether there are
duplicates in the array, we can just sum all the numbers
and if the sum is less than n(n+1)/2, some number in the
array has repeated.
| Is This Answer Correct ? | 8 Yes | 39 No |
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