Open Maple-pro opened 3 years ago
https://blog.maples31.com/blog/2021/04/13/Edu-CF-107-Div-2/
Educational Codeforces Round 107, div.2
https://blog.maples31.com/blog/2021/04/13/Edu-CF-107-Div-2/
Educational Codeforces Round 107, div.2