C program to calculate and print area and perimeter of the square

Problem In Hand

C Program to calculate and print area and perimeter of square

Process and Solution Of Problem

Take input for side of square and store in a variable
calculate and store area of square in variable.
calculate and store perimeter of square in another variable.
further display area and perimeter

Program/Source Code

#include <stdio.h>
 int main()
 {
     int s,a,p;
     printf("Enter side of square ");
     scanf("%d",&s);
     a=s*s;     
     p=4*s;
     printf("Area = %d  perimeter = %d",a,p);
 return 0;
 }

Program Explanation

On execution of the program

* user enteres the side of square and store in a variable “s”
* Calculation is performed and area is stored in a variable “a” i.e. a=s*s;
* Calculation is performed and perimeter is stored in variable “p” i.e. p=4*s;
* then the result area and perimeter is displayed on the screen

Output:

Enter side of square 5
Area = 25  perimeter = 20

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