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Quantum CyberTeaser: May/June 1995


B144

Number system unknown. Find the number n such that the alphanumeric equation KYOTO + KYOTO + KYOTO = TOKYO has a solution in the base-n number system. (As usual, each letter in the equation denotes a digit in this system, and different letters denote different digits.)
[V. Dubrovsky, A. Shvetsov]

Solution


The winners:

  • Matt Nehring (University of Colorado)
  • Tom Donaldson (General Sciences Corporation)

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