xor_and_or's blog

By xor_and_or, history, 2 years ago, In English

Hi everyone. I hope everyone is doing fine.

Can you please suggest me some good problems [rating 1300 , rating 1600] (which you might have solved and you thought damn this is a good idea).

Since, I am new. I want to learn the classic ones for starting with it. Thank you and have a good day. Also sorry for my very bad english.

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