Listing 4

int value1, value2, value3;
int minimum, maximum;
...
minimum = find_minimum(value1, value2, value3);
maximum = find_maximum(value1, value2, value3);

....

int find_maximum(one, two, three)
int one, two, three; /* Input values to compare */
    {
    int minimum;
    if (one > two)
       if (one > three)
          maximum = one;
       else
          maximum = three;
    else
          maximum = two;
       else
          maximum = three;
    return maximum;
    }

/* End of File */