db85a515419211e983ee5b4f614eb33d

Given an integer matrix, find the length of the longest increasing path. From each cell, you can either move to four directions: left, righ…

Given a singly linked list, group all odd nodes together followed by the even nodes. Please note here we are talking about the node number …

You are given coins of different denominations and a total amount of money amount. Write a function to compute the fewest number of coins t…

Given two arrays of length m and n with digits 0-9 representing two numbers. Create the maximum number of length k <= m + n from digits of …

There are n bulbs that are initially off. You first turn on all the bulbs. Then, you turn off every second bulb. On the third round, you to…

Given a string array words, find the maximum value of length(word[i]) * length(word[j]) where the two words do not share common letters. Yo…

Given a string which contains only lowercase letters, remove duplicate letters so that every letter appear once and only once. You must mak…

You are given an integer array nums and you have to return a new counts array. The counts array has the property where counts[i] is the num…

Write a program to find the nth super ugly number. Super ugly numbers are positive numbers whose all prime factors are in the given prime l…