Scoreboard for the Data Lab "Beat the Prof" Contest

This page shows the operator counts for the students who have submitted entries to the Data Lab "Beat the Prof" contest.
  • To enter the contest, run the driver with the -u option: ./driver.pl -u "nickname".
  • Enter as often as you like. The page will show only your most recent submission.
  • Blue entries match the instructor. Red entries beat the instructor. Incorrect entries are denoted by "—".
  • Entries are sorted by score, defined as (total instructor operations - total student operations). Higher scores are better.
  • If all of your puzzle entries are correct and they each match or beat the instructor, then you're a winner!

Puzzle key: 1=isTmax, 2=isTmin, 3=minusOne, 4=allEvenBits, 5=anyOddBit, 6=leastBitPos, 7=isAsciiDigit, 8=isNonNegative, 9=rotateRight, 10=isNonZero, 11=leftBitCount, 12=trueFiveEighths, 13=float_abs, 14=float_f2i, 15=float_half

Last updated: Sun Aug 10 07:45:11 2025 (updated every 30 secs)

123456789101112131415 Winner?  Score Nickname
5417737295261121314Winner!22Gudina
651773739527112141714SantiQuiroga
651773739527112141714Santi
5517731121253111215174Jerb
65177373165301241319Winner!0Jaeyoung
651773731653012413190The Prof