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=bitOr, 2=isZero, 3=tmax, 4=anyOddBit, 5=fitsBits, 6=leastBitPos, 7=isAsciiDigit, 8=isLessOrEqual, 9=reverseBytes, 10=bitCount, 11=logicalNeg, 12=trueFiveEighths, 13=float_neg, 14=float_twice

Last updated: Wed Aug 13 14:58:38 2025 (updated every 30 secs)

1	2	3	4	5	6	7	8	9	10	11	12	13	14	Winner?	Score	Nickname
4	1	2	7	7	3	7	13	13	25	6	12	5	15		0	The Prof