2 questions

  • C problem (878), which is more difficult than the previous E problem (734).
    • image
  • I didn’t think it was that difficult, so after submitting the C, I started solving the D without checking the results.
  • D is “clearly recognizable as TLE even at hand”.
  • With 2 minutes left, I looked at my browser and said, “It’s obviously a TLE, but I’ll submit it,” and then C timed out, and I was out.

ABC172C ABC172D ABC172E ABC172F


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