The Balkan Olympiad on Informatics (BOI) is a programming contest for secondary school students of the Balkan countries. The basic rules of the competition are the same as the rules of the International Olympiad on Informatics (IOI). Until now 4 BOI have taken place.The 5th BOI will take place in Thessaloniki, Greece during October 1997 in the framework of "Thessaloniki, cultural capital of Europe for 1997".

The 1st BOI took place in Constantza, Romania, 24-29 of May 1993.		The 2nd BOI took place in Thessaloniki, Greece, 1-7 of October 1994		The 3rd BOI took place in Varna, Bulgaria, 5-11 of October 1995		The 4th BOI took place in Nikosia, Cyprus, 19-25 of October 1996
Day 1	Day2	Day 1	Day2	Day 1	Day2	Day 1	Day2
Problem 1	Problem 1	Problem 1	Problem 1	Problem 1	Problem 1	Problem 1	Problem 1
Problem 2	-	Problem 2	-	Problem 2	Problem 2	Problem 2	Problem 2
Problem 3	-	Problem 3	-	-	Problem 3	Problem 3	Problem 3

The winners per year are as follows:

	1st BOI	2nd BOI	3rd BOI	4th BOI
Albania	none	*	*	*
Bulgaria	2 gold	1 gold	2 gold	none
	1 silver	1 silver	2 silver	1 silver
	1 bronze	2 bronze	2 bronze	1 bronze
Cyprus	1 silver	none	2 bronze	none
FYROM	*	*	none	1 silver
	none	none	1 bronze	1 bronze
Greece	none	none	none	1 silver
	1 bronze	none	1 bronze	1 bronze
Romania	2 gold	1 gold	1 gold	2 gold
	2 silver	1 silver	1 silver	1 silver
	none	2 bronze	2 bronze	1 bronze
Turkey	*	1 silver	none	*
	none	1 bronze	none	none
Yugoslavia	*	none	2 silver	1 gold
	none	3 bronze	1 bronze	1 bronze

In the above table the symbol "*" means that the country didn't participate in the BOI Contest.