Program in C to calculate the area and perimeter of square

#include<stdio.h>

#include<conio.h>

void main()

{

float s,a,p;

clrscr();

printf(“enter the s value:\n”);

scanf(“%f”,&s);

a=s*s;

p=4*s;

printf(“area=%f\n perimeter=%f\n”,a,p);

getch();

}