2021年信息学奥赛CSP-J2 复赛题目详细讲解
https://www.bilibili.com/video/BV1nQ4y1Q7ZA/

2021年CSP复赛入门级试题研究报告
https://www.bilibili.com/read/cv13827608

视频讲解
https://www.bilibili.com/video/BV1nQ4y1Q7ZA/

CSP-J2021普及组题解T1：分糖果
https://blog.csdn.net/qiaoxinwei/article/details/123485203


P7909 [CSP-J 2021] 分糖果
https://www.luogu.com.cn/problem/P7909

P7910 [CSP-J 2021] 插入排序
https://www.luogu.com.cn/problem/P7910

P7911 [CSP-J 2021] 网络连接
https://www.luogu.com.cn/problem/P7911
https://www.bilibili.com/video/BV1nQ4y1Q7ZA?p=3&vd_source=13b33731bb79a73783e9f2c0e11857ae

P7912 [CSP-J 2021] 小熊的果篮
https://www.luogu.com.cn/problem/P7912
https://www.bilibili.com/video/BV1nQ4y1Q7ZA?p=4&vd_source=13b33731bb79a73783e9f2c0e11857ae