While condition is probably wrong

[ChrisVilches]

https://github.com/ChrisVilches/Beautiful-Bridges/blob/main/src/beautifulbridges.js#L55

  while (i < N) {
    solutionArcs.push(i)
    i = nextArc[i]
  }

But the code still works as expected because undefined < 10 is false (or any other number). i eventually becomes undefined so it exits the loop.