Here are some notes about GCJ tools website during round 1A:
1- 191,538 database queries were executed during the contest.
2- The final result for this round is available now.
3- The live scoreboard had some bugs during the contest, but everything is fixed now.
4- I spent more than half of the contest debugging and fixing bugs in the live scoreboard.
5- The whole scoreboard was updated 839 times during the contest.
6- The average time for each single update was 10 seconds.