Anonymous

#
  v = 194;
#
  for (i = 11; /*v >= 7,*/ i >= 0; i--) {
#
    c = key[i];
#
    n = v / 12;
#
    n2 = v % 12;
#
    v -= 17;
#
    c2 = key[n2];
#
    key[i] = c2;
#
    key[n2] = c;
#
  }