You can check out the editorials from the links of each unedited problems. Also, you can now view other's submissions.
Problem List of the Contest
A: https://codeforces.me/contest/1749/problem/B
B: https://codeforces.me/contest/1680/problem/A
C: https://cses.fi/problemset/task/1750
D: https://codeforces.me/contest/1278/problem/C
E: https://codeforces.me/contest/1278/problem/A
F: https://codeforces.me/contest/1260/problem/B
G: https://codeforces.me/contest/1260/problem/C
H: https://codeforces.me/contest/1257/problem/D
I: https://codeforces.me/contest/1251/problem/A
J: https://codeforces.me/contest/1238/problem/B
K: https://codeforces.me/contest/1238/problem/C
L: https://codeforces.me/contest/1837/problem/F
M: https://codeforces.me/contest/1673/problem/E
N: https://codeforces.me/contest/1797/problem/D
Good luck, and happy coding!
The Contest link is not working. Maybe putting an invitation link for the mashup will help.
It was a private mashup.