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Results tagged with arrays
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user 86098
A sequential random-access data structure whose size can typically not be changed after creation.
7
votes
Accepted
what is actually a circular array and representation
Circular array is just a fixed size array. We call it circular just because we define the operations on the array in such a manner that its limited size can be utilized again and again and it apparent …
- 1,215
3
votes
1
answer
632
views
Finding duplicate in immutable array in linear time and constant space
We have a array of $N$+1 integers. The integers range from 1 to $N$. The array contains at least one duplicate. Our goal is to find one of the duplicate entries. We have the constraint that we cannot …
- 1,215
2
votes
1
answer
73
views
Thought process for the following problem?
We are given a 1-d array and we have to return the smallest array attainable after removing all the continuous same numbers. We can only eliminate those numbers which repeat continuously more than or …
- 1,215
7
votes
2
answers
1k
views
Proof of correctness of reversal algorithm for array rotation
We are given an array A of size n and we have to rotate it in left direction by d positions. So e.g. if A = {1, 2, 3, 4, 5, 6, 7} then for d = 2, the resultant rotated array is {3, 4, 5, 6, 7, 1, 2}.
…
- 1,215
2
votes
1
answer
2k
views
Median of two sorted arrays of different size in logarithmic time?
The solution given in Cormen is as follows:
Reading this solution, the first doubt that comes in my mind is what if the median lies in array B. According to this solution, we are applying binary se …
- 1,215