International Mathematical Olympiad

How Si Yu

Year	Country	P1	P2	P3	P4	P5	P6	Total	Rank	Award
2010	Malaysia	7	0	0	0	1	0	8	401	Honourable mention
2011	Malaysia	7	0	7	7	7	1	29	25	Gold medal
2012	Malaysia	7	0	0	5	7	2	21	112	Silver medal
2013	Malaysia	7	7	0	7	7	1	29	57	Silver medal