Algorithm
Main Problem Link - https://www.hackerrank.com/challenges/js10-arithmetic-operators/problem
We know the basic formula to get area and peremeter of a rectangle.
Formulas:
Area of a rectangle = length * width
Peremeter of a rectangle = 2 * ( length + width )
Code Examples
#1 Code Example with Javascript Programming
Code -
Javascript Programming
/**
* Calculate the area of a rectangle.
*
* length: The length of the rectangle.
* width: The width of the rectangle.
*
* Return a number denoting the rectangle's area.
**/
function getArea(length, width) {
let area;
area = length * width;
return area;
}
/**
* Calculate the perimeter of a rectangle.
*
* length: The length of the rectangle.
* width: The width of the rectangle.
*
* Return a number denoting the perimeter of a rectangle.
**/
function getPerimeter(length, width) {
let perimeter;
perimeter = 2 * ( length + width );
return perimeter;
}
Input
4.5
Output
Demonstration
Hello, this is a very simple calculation problem.
We know the basic formulas and it has also written there.
Details of the problem:
Objective
In this challenge, we practice using arithmetic operators. Check out the attached tutorial for resources.
Task
Complete the following functions in the editor below:
getArea(length, width): Calculate and return the area of a rectangle having sides and .getPerimeter(length, width): Calculate and return the perimeter of a rectangle having sides and .
The values returned by these functions are printed to stdout by locked stub code in the editor.
Input Format
Constraints
- and are scaled to at most three decimal places.
Output Format
Sample Input 0
3
4.5
Sample Output 0
13.5
15
Explanation 0
The area of the rectangle is .
The perimeter of the rectangle is .