You are given an array “ARR” of N integers. Your task is to find the total number of distinct subarrays of A having at most K odd elements.

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You are given an array ‘arr’ of ‘N’ distinct integers. Your task is to find all the non-empty subsets of the array.

Note: You can return the subsets in any order, you don’t have to...

You have been given the start and end times of 'N' intervals. Write a function to check if any two intervals overlap with each other.

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Given an integer ‘N’ representing the number of pairs of parentheses, Find all the possible combinations of balanced parentheses with the given number of pairs of parentheses.

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Ninja got a map in his hand with ‘N’ cities numbered 1 to ‘N’, connected with bridges. He asks his sister to delete some cities from the map.

You have been given a sorted array of length ‘N’. You need to construct a balanced binary search tree from the array. If there can be more than one possible tree, then you can return any.

N...

You are given a N x 2 2-D array 'Jobs' of 'N' jobs where Jobs[i][0] denote the deadline of i-th job and Jobs[i][1] denotes the profit associated with i-th job.