INMO awardee

Big ‘O’ notation

Big ‘O’ notation

Yeyy finally! I got time! I am so happy that I am finally going to read the analytic theory! However, I have added some CS stuff. Not sure if they are accurate. I have taken up CS in school so ...

Problems with meeting people!

Problems with meeting people!

Find all positive integers $n < 10^{100}$ for which simultaneously $n$ divides $2^n$, $n-1$ divides $2^n - 1$, and $n-2$ divides $2^n - 2$.Determine all solutions in non-zero integers $a$ and ...

How to prepare for INMO

How to prepare for INMO

Since INMO is coming up, it would be nice to write a post about it! A lot of people have been asking me for tips.To people who are visiting this site for the first time, hi! I am Sunaina Pati, an ...

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