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Quantum CyberTeaser: January/February 2000

B283 Binary perfection. Can a number consisting of 300 ones and some number of zeros be a perfect square? Explain your answer. Solution

The winners:

• Maxim Bachmutsky (Kfar-Saba, Israel)
• Fred Witkowski (Bydgoszcz, Poland)
• Bruno Konder (Rio de Janeiro, Brazil)
• Nikita Shvachko (San Carlos, California)
• Michael Marfil* (Camalig, Albay, Philippines)
• Nick Fonarov (Staten Island, New York)
• Jerold Lewandowski (Troy, New York)
• Lena Oleynikova* (Waldorf, Maryland)
• Sergio Moya (Culiacans, Sin, Mexico)
• Igor Astapov (Kingtson, Ontario)

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