Problem 60983. Check Euler's characteristic on regular polyhedra

Problem statement
Given the number of vertices and the number of faces of a given regular polyhedron, compute the number of its edges with Euler characteristic, a powerful generic formula linking these three.
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Forbidden functions / expressions
  • regexp
  • assignin
  • str2num
  • echo
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Solution Stats

77.27% Correct | 22.73% Incorrect
Last Solution submitted on Sep 01, 2025

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