#include<iostream.h>
#include<conio.h>
#define phi 3.14
int area(int,int);
float area(int);
void main()
{
int a,b,c,cho;
clrscr();
cout<<"\t What do you want to do?\n";
cout<<"1. area of rectangle"<<endl;
cout<<"2. area of circle"<<endl;
cout<<"Choice:";
cin>>cho;
switch(cho)
{
case 1:
cout<<"Enter lengt and breath (with white space):";
cin>>a>>b;
cout<<"Area of RECTANGLE:"<<area(a,b);
break;
case 2:
cout<<"Enter radius:";
cin>>c;
cout<<"Area of CIRCLE:"<<area(c);
break;
}
getch();
}
int area(int x,int y)
{
return (x*y);
}
float area(int s)
{
return (phi*s*s);
}
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