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Given an integer matrix, find the length of the longest increasing path. From each cel...

Given a singly linked list, group all odd nodes together followed by the even nodes. P...

You are given coins of different denominations and a total amount of money amount. Wri...

Given two arrays of length m and n with digits 0-9 representing two numbers. Create th...

There are n bulbs that are initially off. You first turn on all the bulbs. Then, you t...

Given a string array words, find the maximum value of length(word[i]) * length(word[j]...

Given a string which contains only lowercase letters, remove duplicate letters so that...

You are given an integer array nums and you have to return a new counts array. The cou...

Write a program to find the nth super ugly number. Super ugly numbers are positive num...

Given n balloons, indexed from 0 to n-1. Each balloon is painted with a number on it r...

For an undirected graph with tree characteristics, we can choose any node as the root....

Say you have an array for which the ith element is the price of a given stock on day i...

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

Additive number is a string whose digits can form additive sequence. A valid additive ...