4definevervol2

#include <stdio.h>

int main()
{
    double a = 4.9876543;
    double b = 7.1234567890123456789123456789;
    long double c = 18398458438583853.28;
    long double d = 18398458438583853.39875937284928422;


    printf("a = %.7f\n", a);
    printf("b = %.30Le\n",b);
    printf("c = %Le\n", c);
    printf("d = %Le\n", d);


    return 0;
}