Challenge: Make a Change Machine
Explore how to design a greedy algorithm to make a change machine that returns the minimum number of coins for any given amount. Learn to optimize coin usage using quarters, dimes, nickels, and pennies through step-by-step problem solving.
We'll cover the following...
We'll cover the following...
A change machine is a kind of vending machine that accepts large amounts of currency and returns an equal amount of currency in smaller bills or coins.
Problem statement
You have to make such a change machine that only returns the change in the form of .
You are supplied with an infinite number of quarters ...