7.1
① 2019 USP-ICMC
链接：https://codeforces.com/gym/102302
② Codeforces Round #654 (Div. 2)
链接: https://codeforces.com/contest/1371
题解: https://www.cnblogs.com/overrate-wsj/p/13224178.html
7.2
①UCF Local Programming Contest 2014
链接：https://www.jisuanke.com/contest/8942
题解：https://www.cnblogs.com/overrate-wsj/p/13227633.html
②P6186 [NOI Online #1 提高组]冒泡排序
链接: https://www.luogu.com.cn/problem/P6186
题解: https://www.cnblogs.com/overrate-wsj/p/13228074.html
7.3
2020暑期培训 Day3
链接: https://vjudge.net/contest/381041#problem/D
题解: https://www.cnblogs.com/overrate-wsj/p/13232903.html
7.4
2016 IX Samara Regional Intercollegiate Programming Contest
链接 : https://codeforces.com/gym/100971
7.5
2009-2010 ACM ICPC Southwestern European Regional Programming Contest (SWERC 2009)
链接: https://codeforces.com/gym/102470
7.6
2019 ICPC Malaysia National
链接: https://codeforces.com/gym/102219
7.7
2018-2019 ACM-ICPC, Asia Jiaozuo Regional Contest
链接: https://codeforces.com/gym/102028
题解: https://www.cnblogs.com/overrate-wsj/p/13264383.html
7.8
2019 ECNU Campus Invitational Contest
链接: https://codeforces.com/gym/102190
7.9
①2015 USP-ICMC
链接：https://codeforces.com/gym/100733
②牛客编程巅峰赛S1赛季第1场 - 青铜&白银局
链接: https://ac.nowcoder.com/acm/contest/6218
7.10
ArabellaCPC 2019
链接: https://codeforces.com/gym/102263
题解: https://www.cnblogs.com/overrate-wsj/p/13282137.html
7.11
7.12
2020牛客暑期多校训练营（第一场）
链接: https://ac.nowcoder.com/acm/contest/5666
7.13
2020牛客暑期多校训练营（第二场）
链接：https://ac.nowcoder.com/acm/contest/5667
7.14
2020牛客暑期多校训练营（第一场） 补题
题解：https://www.cnblogs.com/overrate-wsj/p/13298566.html
7.16
2020牛客暑期多校训练营（第二场） 补题
题解: https://www.cnblogs.com/overrate-wsj/p/13321588.html
7.18
2020牛客暑期多校训练营（第三场）
链接: https://ac.nowcoder.com/acm/contest/5668
7.19
2020牛客暑期多校训练营（第三场） 补题
题解：https://www.cnblogs.com/overrate-wsj/p/13321588.html
7.20
2020牛客暑期多校训练营（第四场）
链接：https://ac.nowcoder.com/acm/contest/5669
7.21
2020 Multi-University Training Contest 1
7.23
2020 Multi-University Training Contest 2
7.25
2020 年百度之星·程序设计大赛 - 初赛二
链接：http://bestcoder.hdu.edu.cn/contests/contest_show.php?cid=890
2020牛客暑期多校训练营（第五场）
链接：https://ac.nowcoder.com/acm/contest/5670
7.27
2020牛客暑期多校训练营（第六场）
链接：https://ac.nowcoder.com/acm/contest/5671
7.28
2020 Multi-University Training Contest 3
7.30
2020 Multi-University Training Contest 4