3(ii)

#include <stdio.h>
int main()
{
    float a, b;
    printf("Enter the number: ");
    scanf("%f", &a);
    if (0 < a)
        printf("%.3f is positive", a);
    else if (a < 0)
        printf("%.3f is negative", a);
    else
        printf("%.3f is zero", b, a);
    return 0;
}