Category "data-structures"

Minimum car required to accommodate given people

I had one coding round where question statement was like this *You have a given number of friends and seating capacity of their cars now you need to find minimu

How to find the winner(s) of Brazil's Mega Sena lottery most efficiently?

Mega Sena is Brazil's most famous lottery. The number set ranges from 1 to 60 and a single bet can contain each from 6 to 15 numbers selected (the more numbers

Unable to convert class syntax to function syntax for a Linked List

Okay so I'm learning Data Structures where my tutorial is following class syntax. So now I am trying to convert it to function declarations as I want to practic

Removing an item from a priority queue

In Python, the heapq module provides a priority queue. It has methods for inserting and popping items. How do you remove an item that you have inserted that i

How to merge 3 sorted arrays into 1 sorted array in Big-O(N) time?

Trying to merge 3 arrays into one so that the final array is in order. Given int[] a = {1,3}; int[] b = {2,4}; int[] c = {1,5}; Merge the arrays so that t