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Rearrange array in alternating positive & negative items with O(1) extra space | Set 1.Rearrange positive and negative numbers in O(n) time and O(1) extra space.Rearrange array such that arr >= arr if i is even and arrWrite a program to reverse an array or string.Write a program to reverse digits of a number.Reverse digits of an integer with overflow handled.Maximum and minimum of an array using minimum number of comparisons.Find the smallest and second smallest elements in an array.Find Second largest element in an array.k-th smallest absolute difference of two elements in an array.Find k pairs with smallest sums in two arrays.k smallest elements in same order using O(1) extra space.K maximum sums of non-overlapping contiguous sub-arrays.K maximum sums of overlapping contiguous sub-arrays.K maximum sum combinations from two arrays.Minimum product of k integers in an array of positive Integers.Median of Stream of Running Integers using STL.Median in a stream of integers (running integers).Longest Increasing Subsequence Size (N log N).Maximum size square sub-matrix with all 1s.
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Maximum size rectangle binary sub-matrix with all 1s.ISRO CS Syllabus for Scientist/Engineer Exam.ISRO CS Original Papers and Official Keys.GATE CS Original Papers and Official Keys.