比赛录屏
\(A. Rating Increase\)
https://codeforces.com/contest/1913/submission/237734923
\(B. Swap and Delete\)
https://codeforces.com/contest/1913/submission/237740430
Educational Codeforces Round 160 (Rated for Div. 2)
发布时间 2023-12-19 04:17:35作者: EdGrass