/* binary search for string word in table[0] .. table[n-1]
 *      reference CPL pg. 125
 */
#include <stdio.h>
binary(word, table, n)
char *word;
int     table[];
int n;{
        int low, high, mid, cond;
        low = 0;
        high = n - 1;
        while (low <= high){
                mid = (low + high) / 2;
                if ((cond = strcmp(word, table[mid])) < 0)
                        high = mid - 1;
                else if (cond > 0)
                        low = mid + 1;
                else
                        return (mid);
                }
        return (-1);
        }