WAP in C for function with argument and without return type?

#include<stdio.h>
#include<conio.h>
void area(float rad); // Declaration
void main()
{
float rad;
clrscr();
printf(“Enter the radius : “);
scanf(“%f”,&rad);
area(rad);
getch();
}
void area(float rad)
{
float ar;
ar = 3.14 * rad * rad ;
printf(“Area of Circle = %f”,ar);
}

Output :-

regnoret

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