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Category Archives: Mathematical

Given an integer N. The task is to find the sum of the first N terms of the series 5, 11, 19, 29, 41, .… Read More
Given an array arr[] of even length N and an integer K denoting the range of numbers in the array i.e. the numbers in the… Read More
Given an array of pairs arr[] of size N where the first value of all the pairs are distinct. For each pair of the given… Read More
Given a binary string str of length N, the task is to count the maximum number of adjacent pairs of form “01” or “10” that… Read More
Given a positive integer, N. Find the sum of the first N term of the series-  0.1, 0.11, 0.111, 0.1111, ….till N terms Examples: Input:… Read More
Given an integer N, the task is to find the Nth term of the series  3, 8, 15, 24, . . .till Nth term Examples:… Read More
Given a positive integer, N. Find the sum of the first N term of the series- 1, (1+4), (1+4+42), (1+4+42+43), …., till N terms Examples:… Read More
Given an integer N, the task is to find the Nth term of the series  3, 11, 31, 69, . . . . . till… Read More
Given non-negative integers K, M, and an array arr[] with N elements find the Mth element of the array after K left rotations. Examples: Input:… Read More
Given non-negative integers K, M, and an array arr[] with N elements find the Mth element of the array after K left rotations. Examples: Input:… Read More
Given non-negative integers K, M, and an array arr[] with N elements find the Mth element of the array after K left rotations. Examples: Input:… Read More
Given non-negative integers K, M, and an array arr[] with N elements find the Mth element of the array after K left rotations. Examples: Input:… Read More
Given a binary tree, the task is to find the length of the longest path which forms an Arithmetic progression. The path can start and… Read More
Given a square matrix M[][] of size N x N, the task is to find the maximums & minimums of each of the rows and… Read More
Given an array arr[] containing N non-negative integers, the task is to find the maximum AND value among all the subsets having length K.  Examples: … Read More

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