Eulerian Path & Circuit Checker

every edge exactly once

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About Eulerian Path & Circuit Checker

An Eulerian path/circuit checker using Euler's theorem: circuit exists iff connected and all degrees even. Path exists iff connected and exactly 0 or 2 odd-degree vertices. Hierholzer's algorithm constructs in O(m). Client-side.

Eulerian Path & Circuit Checker Features

  • Euler path?
  • Euler circuit?
  • Odd degrees
  • Hierholzer
  • Königsberg
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