Given an array A[n] such that A[i+1] = A[i]+1 OR A[i]-1, and a number k, find out whether k is present in A[n] or not, in most efficient way?
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Efficiently check if a number is present in an array where each element differs by 1.
Use binary search to find the element in the array
Calculate the difference between the middle element and the first...read more
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