Pinely Round 3 (Div. 1 + Div. 2)

\(A.Distinct Buttons\)

https://codeforces.com/contest/1909/submission/238508091

\(B.Make Almost Equal With Mod\)

https://codeforces.com/contest/1909/submission/238571135

\(C.Heavy Intervals\)

https://codeforces.com/contest/1909/submission/238562951

\(D.Split Plus K\)

https://codeforces.com/contest/1909/submission/238582280