- Educational Codeforces Round 1 (http://codeforces.me/contest/598)↵
- Educational Codeforces Round 2 (http://codeforces.me/contest/600)↵
- Educational Codeforces Round 3 (http://codeforces.me/contest/609)↵
- Educational Codeforces Round 4 (http://codeforces.me/contest/612)↵
- Educational Codeforces Round 5 (http://codeforces.me/contest/616)↵
- Educational Codeforces Round 6 (http://codeforces.me/contest/620)↵
- Educational Codeforces Round 7 (http://codeforces.me/contest/622)↵
- Educational Codeforces Round 8 (http://codeforces.me/contest/628)↵
- Educational Codeforces Round 9 (http://codeforces.me/contest/632)↵
- Educational Codeforces Round 10 (http://codeforces.me/contest/652)↵
- Educational Codeforces Round 11 (http://codeforces.me/contest/660)↵
- Educational Codeforces Round 12 (http://codeforces.me/contest/665)↵
- Educational Codeforces Round 13 (https://codeforces.me/contest/678)↵
- Educational Codeforces Round 14 (https://codeforces.me/contest/691)↵
- Educational Codeforces Round 15 (https://codeforces.me/contest/702)↵
- Educational Codeforces Round 16 (https://codeforces.me/contest/710)↵
- Educational Codeforces Round 17 (https://codeforces.me/contest/762)↵
↵
Educational Codeforces Round 18 and laters are nicely organized in this blog (https://codeforces.me/harbourspace). ↵
↵
Special thanks to [user:shahidul_brur,2019-10-17] for his kind update on this event.
- Educational Codeforces Round 2 (http://codeforces.me/contest/600)↵
- Educational Codeforces Round 3 (http://codeforces.me/contest/609)↵
- Educational Codeforces Round 4 (http://codeforces.me/contest/612)↵
- Educational Codeforces Round 5 (http://codeforces.me/contest/616)↵
- Educational Codeforces Round 6 (http://codeforces.me/contest/620)↵
- Educational Codeforces Round 7 (http://codeforces.me/contest/622)↵
- Educational Codeforces Round 8 (http://codeforces.me/contest/628)↵
- Educational Codeforces Round 9 (http://codeforces.me/contest/632)↵
- Educational Codeforces Round 10 (http://codeforces.me/contest/652)↵
- Educational Codeforces Round 11 (http://codeforces.me/contest/660)↵
- Educational Codeforces Round 12 (http://codeforces.me/contest/665)↵
- Educational Codeforces Round 13 (https://codeforces.me/contest/678)↵
- Educational Codeforces Round 14 (https://codeforces.me/contest/691)↵
- Educational Codeforces Round 15 (https://codeforces.me/contest/702)↵
- Educational Codeforces Round 16 (https://codeforces.me/contest/710)↵
- Educational Codeforces Round 17 (https://codeforces.me/contest/762)↵
↵
Educational Codeforces Round 18 and laters are nicely organized in this blog (https://codeforces.me/harbourspace). ↵
↵
Special thanks to [user:shahidul_brur,2019-10-17] for his kind update on this event.