Given a non-empty array of non-negative integers nums, the degree of this array is defined as the maximum frequency of any one of its elements. ...
Given a non empty array of non negative integersnums, thedegreeof this array is defined as the maximum frequency of any one of its elements. Your task is to find the smallest possible length of a cont ...
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Given a non-empty array of non-negative integers nums, the degree of this array is defined as the maximum frequency of any one of its elements. ...
在图论和网络中,度(degree)是指网络(图)中一个点的与其他点的连接数量,度分布(Degree Distribution)就是整个网络中,各个点的度数量的概率分布。 对于有向图,有入度(in-degree)和出度(out-degree),入度是指指向该节点的边的数量,出度是指从该节点 ...
Shuffle a set of numbers without duplicates. Example: 这道题让我们给数组洗牌,也就是随机打乱顺序,那么由于之前那道题Linked List Random Node我们接触到了水塘抽样Reservoir Sampling的思想 ...
Given a sorted positive integer array nums and an integer n, add/patch elements to the array such that any number in range [1, n] inclusive can ...
A zero-indexed array A of length N contains all integers from 0 to N-1. Find and return the longest length of set S, where S[i] = {A[i], A[A[i ...
Given a binary array, find the maximum length of a contiguous subarray with equal number of 0 and 1. Example 1: Example 2: Note ...
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 ...
For some fixed `N`, an array `A` is *beautiful* if it is a permutation of the integers `1, 2, ..., N`, such that: For every i < j, there is no k ...