#include <stdio.h>

int main( void )
{

double x;	/* declare the double variable x */
x = -123.456789;	/* initialize the variable x */

/* Now, we try to print value of x several times, using different formats.
   Observe carefully what values get printed. Explain your observation: read slides.
   Try using different formats and see what happens.
 */

printf("x=%lf\n", x);

printf("x=%15lf\n", x);
printf("x=%15.8lf\n", x);
printf("x=%15.6lf\n", x);
printf("x=%15.5lf\n", x);
printf("x=%15.4lf\n", x);
printf("x=%15.3lf\n", x);
printf("x=%5.3lf\n", x);
printf("x=%5.2lf\n", x);
printf("x=%4.2lf\n", x);
printf("x=%3.2lf\n", x);
printf("x=%2.2lf\n", x);
printf("x=%lf\n", x);

return(0);
}