#include <stdio.h>

int ask_for_integer(char prompt[]) 
{
    int a;
    printf("%s", prompt);
    scanf("%d",&a);
    return a;
}

double ask_for_double(char prompt[]) 
{
    double d;
    printf("%s", prompt);
    /* 
    ** Originally, the line below was scanf("%g", &d);
    ** This would work if d was a float, but d is a double so the lg 
    ** specification is needed (i.e. long float)
    */
    scanf("%lg", &d);
    return d;
}