/* 02-013.c
*/
#include <stdlib.h>
#include <studio.h>
#include <math.h>
int main (void)
{
double dob;
dob = M_PI;
printf ("dob: %lf\n", dob);
printf ("dob: %5.2lf\n", dob);
printf ("dob: %6.2lf\n", dob);
printf ("dob: %6.3lf\n", dob);
printf ("dob: %6.0lf\n", dob);
printf ("Introduce un número real: ");
scanf ("%lf", &dob);
printf ("dob: %lf\n", dob);
printf ("dob: %5.2lf\n", dob);
printf ("dob: %6.2lf\n", dob);
printf ("dob: %6.3lf\n", dob);
printf ("dob: %6.0lf\n", dob);
system ("pause");
return 0;
}