Codeforces Round 919 (Div. 2)
摘要：
比赛录屏 https://www.bilibili.com/video/BV1rC4y1Y7Jy/?vd_source=9a4bbd69c77feaab80f2e4e19721de57 A. Satisfying Constraints https://codeforces.com/contest/
Pinely Round 3 (Div. 1 + Div. 2)
摘要：
UNIQUE VISION Programming Contest 2023 Christmas (AtCoder Beginner Contest 334)
摘要：
Educational Codeforces Round 160 (Rated for Div. 2)
摘要：
比赛录屏
Starters 112 Division 2 (Rated)
摘要：
Starters 111 Division 2 (Rated)
摘要：
Codeforces Round 913 (Div. 3)
摘要：
比赛录屏 https://www.bilibili.com/video/BV1Ae411o7GY/
Codeforces Round 911 (Div. 2)
摘要：
比赛录屏 https://www.bilibili.com/video/BV1H34y1F7B1/
Starters 109 Division 2 (Rated)
摘要：
比赛录屏 https://www.bilibili.com/video/BV1Aw411n7DP/?vd_source=9a4bbd69c77feaab80f2e4e19721de57vd_source=9a4bbd69c77feaab80f2e4e19721de57 \(Best of N Set
Codeforces Round 905 (Div. 2)
摘要：
