array

Given an m * n matrix M initialized with all 0‘s and several update operations. Operations are…

We define a harmonious array is an array where the difference between its maximum value and its mini…

Given an integer array with even length, where different numbers in this array represent different k…

In MATLAB, there is a very useful function called ‘reshape’, which can reshape a matrix …

Given an array of 2n integers, your task is to group these integers into n pairs of integer, say (a1…

Given an array of integers and an integer k, you need to find the number of unique k-diff pairs in t…

You are given two arrays (without duplicates) nums1 and nums2 where nums1’s elements are subset of n…

Given a binary array, find the maximum number of consecutive 1s in this array. Example 1: Input: [1,…

Given a non-empty integer array of size n, find the minimum number of moves required to make all arr…

Given an array of integers where 1 ≤ a[i] ≤ n (n = size of array), some elements appear twice and ot…

Given a non-empty array of integers, return the third maximum number in this array. If it does not e…

Given two arrays, write a function to compute their intersection. Example:Given nums1 = [1, 2, 2, 1]…

Given two arrays, write a function to compute their intersection. Example:Given nums1 = [1, 2, 2, 1]…

Given an integer array nums, find the sum of the elements between indices i and j (i ≤ j), inclusive…

Given an array nums, write a function to move all 0‘s to the end of it while maintaining the r…