/********************************************************
 * length -- compute the length of a string             *
 *                                                      *
 * Parameters                                           *
 *      string -- the string whose length we want       *
 *                                                      *
 * Returns                                              *
 *      the length of the string                        *
 ********************************************************/
int  length(char string[])
{
    int index;      // index into the string 

    /*
     * Loop until we reach the end of string character
     */
    for (index = 0; string[index] != '\0'; ++index)
        /* do nothing */
    return (index);
}