3 ms·

sorry but I don't think it's accurate to say "they are just challenging for the age range"

• ktallett 1y ago
  I'm aware you believe they are impossible tasks unless you have specific training, I happen to disagree with that.
  • Davidzheng 1y ago
    you meaning specific IMO training or general math training? Latter is certainly needed, former being needed in my opinion is a general observation for example about the people who make it on the teams.
    • ktallett 1y ago
      I mean IMO training, as yes I agree you wouldn't be able to do this without a complete Math knowledge.