Searching Problem List

Interpolation Search. Youtube. GFS.  The search works well for uniformly distributed numbers.  Formula Calculation - So the formula to estimate the position = pos = lo + [ (x-arr[lo])*(hi-lo) / (arr[hi]-arr[Lo]) ] arr[] ==> Array where elements need to be searched x ==> Element to be searched lo ==> Starting index in arr[] hi ==>… Continue reading Searching Problem List

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Array Set 2

Array Set 1, Array Set 3 Basics – Hash, Sort, XOR, Array element as index, Simple traversal [SKIP] Find the element that appears once Given an array where every element occurs three times, except one element which occurs only once. Find the element that occurs once. Expected time complexity is O(n) and O(1) extra space.… Continue reading Array Set 2