#include<stdio.h>
#include<conio.h>

main()
{
  int R;
  float pi=3.14;
  char c=2;
  clrscr();
  gotoxy(23,5); printf("WORK1:CIRCLE PROGRAM");
  gotoxy(15,6); printf("*********************************");
  gotoxy(20,8); printf("input Radius=");
  gotoxy(33,8); scanf("%d",&R);


  gotoxy(20,10); printf("Circle Lines<2*pi*R>=%0.2f",c*pi*R);
  gotoxy(20,12); printf("Circle Areas<pi*R*R>=%0.2f",pi*R*R);
  gotoxy(15,14); printf("*********************************");
  getch();
  gotoxy(30,18); printf("Create by");
  gotoxy(20,22); printf("Mr Anupong Rattananchum 526282042 (A)");
  gotoxy(20,24); printf("Mr Nattawut Nachalam 526282011 (A)");
  getch();
  return 0;
}