The Hardest Problem from the 1986 IMO

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1986 IMO Shortlist Problem: You WILL BELIEVE the solution!

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1986 IMO Problem #2

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Hardest problem in IMO 1986

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1986 IMO Problem #1

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1986 IMO Problem #3

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1986 IMO Problem #6

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Two Solutions to International Mathematical Olympiad 1986 Problem 1

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1986 IMO Problem #4

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The Legend of Question Six - Numberphile

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1986 IMO Problem #5

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Can you solve this sequence problem from IMO 1986 Short List

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IMO - 1986 Problem -1

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The FIRST Ever IMO Problem

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AIME 1986 PROBLEM | American Math Olympiad

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IMO 1986 Problem 1 Solution (By Dr. B.C.Hui)

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[IMO Series]: 1986 Poland Q1 - Witness the power of quadratic residues

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International Mathematical Olympiad 1986 Q1

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