This is an unofficial mirror contest for the China National Olympiad in Informatics, 2019, day 2.
There will be 3 problems to solve in 5 hours. This contest is not rated.
Note: There will be one problem that only supports C++ as a language.
|NOI '19 P4 - Jump||25p||13.3%||6|
|NOI '19 P5 - Landlords||25p||20.5%||6|
|NOI '19 P6 - Explore||25p||4.4%||5|