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  1. 2005 Cyprus MO/5th grade‏‎ (10:18, 11 February 2007)
  2. 2006 Cyprus MO/5th grade‏‎ (10:18, 11 February 2007)
  3. 2007 Cyprus MO/5th grade‏‎ (10:19, 11 February 2007)
  4. 2001 Cyprus MO/6th grade‏‎ (10:22, 11 February 2007)
  5. 2002 Cyprus MO/6th grade‏‎ (10:22, 11 February 2007)
  6. 2003 Cyprus MO/6th grade‏‎ (10:23, 11 February 2007)
  7. 2004 Cyprus MO/6th grade‏‎ (10:24, 11 February 2007)
  8. 2005 Cyprus MO/6th grade‏‎ (10:24, 11 February 2007)
  9. 2006 Cyprus MO/6th grade‏‎ (10:25, 11 February 2007)
  10. 2007 Cyprus MO/6th grade‏‎ (10:25, 11 February 2007)
  11. Mock AIME 4 2006-2007 Problems/Problem 9‏‎ (20:58, 12 February 2007)
  12. Euler's formula‏‎ (15:45, 14 February 2007)
  13. Secant‏‎ (22:01, 20 February 2007)
  14. Equilateral‏‎ (20:38, 21 February 2007)
  15. Srinivasa Ramanujan‏‎ (23:16, 24 February 2007)
  16. Mock AIME 2 2005-2006/Problems‏‎ (02:40, 25 February 2007)
  17. Mock AIME 3 2005-2006/Problems‏‎ (02:51, 25 February 2007)
  18. Continental Mathematics League‏‎ (22:04, 25 February 2007)
  19. Mock AIME 4 2005-2006/Problems‏‎ (04:44, 26 February 2007)
  20. Mock AIME 5 2005-2006 Problems‏‎ (21:52, 27 February 2007)

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