how to be a pupil

Правка en1, от RPdreamer, 2025-02-16 09:20:25

can somebody tell me how to reach pupil,I tried very hard but can't even AC a *800 problem in div.2

thanks.

История

 
 
 
 
Правки
 
 
  Rev. Язык Кто Когда Δ Комментарий
en1 Английский RPdreamer 2025-02-16 09:20:25 127 Initial revision (published)