Lemonade Change
Understand how to determine if it is possible to provide correct change to each customer at a lemonade stand using an array of bills. Explore an optimal O(n) time and O(1) space solution to apply pattern recognition and problem-solving skills critical in coding interviews.
We'll cover the following...
We'll cover the following...
Statement
There is a lemonade stand where customers can buy one lemonade at a time for