/* *******************************************************
   * Author: Nikitas N. Karanikolas, Assistant Professor *
   * Creation Date: February 21, 2009                    *
   ******************************************************* */

void upper(char *str) {
   int i;
   for (i=0; i<strlen(str); i++)
      if ((str[i] >= 97) && (str[i] <= 122)) str[i] = str[i] - 32;
}

void blank(char buffer[], int size) {
   int i;
   for (i=0; i<size; i++) buffer[i]=0;
}