International Mathematical Olympiad

Ralph Costa Teixeira

Year	Country	P1	P2	P3	P4	P5	P6	Total	Rank	Award
1985	Brazil	7	1	1	3	0	1	13	108
1986	Brazil	7	7	2	7	7	7	37	10	Gold medal
1987	Brazil	7	7	7	7	7	7	42	1	Gold medal