PROGRAM FOR CIRCLE

//hi i m luv if my program is helpful for u plzzzz share my program//
// plzzz share my blog:-luvyadav1910.blogspot.com

#include<iostream.h>
#include<fstream.h>
#include<stdio.h>
#include<conio.h>
#include<math.h>
#include<graphics.h>
#include<process.h>
int main()
 {
 clrscr();
 char ch,ch1;
 float r,area,circum;
 cout<<"\nCircle:";
 cout<<"\n1.Area";
 cout<<"\n2.Circumference";
 cout<<"\n3.Exit"<<"\n";
 cout<<"Enter your choice:";
 do
 {
 cin>>ch;
 if(ch=='1'|| ch=='2')
 {
 cout<<"Enter the value of radius:";
 cin>>r;
 }
 switch(ch)
 {
 case'1':area=3.14*(r*r);
       cout<<"area:"<<area;
       break;
 case'2':circum=2*3.14*r;
       cout<<"circumference:"<<circum;
       break;
 case'3':cout<<"breaking:";
 exit(0);
 default:cout<<"Wrong choice!!!";
cout<<"Enter a valid one";
break;
 }
cout<<"\nWant to enter more (y/n)?:";
cin>>ch1;
if(ch1=='y'|| ch1=='y')
cout<<"again enter your choice (1-3):";
}
while(ch1=='y'|| ch1=='y');
{
textcolor(YELLOW);
textbackground(BLUE);
gotoxy(25,15);
cprintf("\nthanxxx for visiting\n");
textcolor(YELLOW);
textbackground(BLUE);
gotoxy(32,16);
cprintf("\nluvyadav1910.blogspot.com\n");
textcolor(YELLOW);
textbackground(BLUE);
gotoxy(30,17);
cprintf("\nfacebook:-LUV YADAV\n");
getch();
return(0);
}
}

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