Given an array of 2n integers, your task is to group these integers into n pairs of integer, say (a1, b1), (a2, b2), ..., (an, bn) which makes sum of min(ai, bi) for all i from 1 to n as large as ...

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Given an integer array arr, partition the array into (contiguous) subarrays of length at most k. After partitioning, each subarray has their values changed to become the maximum value of that subarray ...

Give you one sorted array, please put them into n buckets, we need to ensure we get n sub array with approximately equal weights. Unfortunately this description looks unclear or too general because it ...