In article <8660 at ncar.ucar.edu> steve at groucho.ucar.edu (Steve Emmerson) writes: > # define NUM_ELEMENTS 100 > for (x = 0; x < NUM_ELEMENTS; x++) ... Hmmm. I'll automatically write x = NUM_ELEMENTS; while (x--) ... for this kind of loop. On many computers it'll run noticeably faster, and I can safely replace NUM_ELEMENTS by a function call. ---Dan