Изпит - 50
The statement of task #1 in round 4 / 2012 can be downloaded from here
Мейл клиент - 100
The statement of task #2 in round 4 / 2012 can be downloaded from here
Оцветяване на дърво - 200
The statement of task #3 in round 4 / 2012 can be downloaded from here
Оцветяване на граф - 400
The statement of task #4 in round 4 / 2012 can be downloaded from here
Материали - 500
The statement of task #5 in round 4 / 2012 can be downloaded from here