The first rated contest of the season !

There will be 3 problems in IOI style, you will need to read from stdin and output to stdout.

Problems will have two or more subtasks, solving subtasks gives you partial score.

Your score will be the sum of your scores on each subtask over all submissions.

Ties are broken by summing the submissions times of the most recent total score-changing submissions.


Problem Points AC Rate Users
Wood factory 100p 9.5% 15
Call center 100p 6.0% 6
Lost array 100p 7.0% 3