// varwidth.c -- uses a variable-width output field
#include <stdio.h>

int main(void)
{
	unsigned int width, precision;
	int number = 256;
	double weight = 242.5;

	printf("What field width? ");
	scanf("%d", &width);
	printf("The number is |%*d|\n", width, number);
	printf("Now, enter a width and a precision: ");
	scanf("%d %d", &width, &precision);
	printf("Weight = %*.*f\n", width, precision, weight);
	return 0;
}