Method Return Value: Square Number

In this problem, you will create a program that defines a square method in the Calculator class, reads an integer from standard input, calculates its square, and prints the result.

Learning Objective: Understand how to return values from methods

Overview

Create a method that receives an integer, calculates its square, and returns the result.

Input

• Line 1: integer n

Output

• Print the square of n

Specifications

• Define square method in Calculator class
• Receive int parameter number
• Calculate square of number and return as int
• In Main class, use Scanner to read input and print the result of the square method

Usage Example

Input: 5
Output: 25