\(A. Milica and String\)
https://codeforces.com/contest/1898/submission/233431132
\(B. Milena and Admirer\)
https://codeforces.com/contest/1898/submission/233437664
\(C. Colorful Grid\)
https://codeforces.com/contest/1898/submission/233454141
https://codeforces.com/contest/1898/submission/233431132
https://codeforces.com/contest/1898/submission/233437664
https://codeforces.com/contest/1898/submission/233454141