Answered: A cashier in a supermarket returns…

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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A cashier in a supermarket returns change to customers. Suppose we want to write a program to help the cashier finding the possible combinations of coins that sum up to the change. Assume that the coin units available are 1, 2 and 5 Dollars where there is infinite supply of every coin.

Write a method that receive the amount of change to be paid to the customer and then Prints the different combinations by which the change can be paid to the customer.

Write a program to test this method.

Example: if the change is 7 then the different combinations are:

1 1 1 1 1 1 1,

1 1 1 1 1 2,

1 1 1 2 2,

1 2 2 2,

1 1 5,

2 5,

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