1998A — Find K Distinct Points with Fixed Center
Video
1998B — Minimize Equal Sum Subarrays
Video
1998C — Perform Operations to Maximize Score
Video
1998D — Determine Winning Islands in Race
Video
1998E1 — Eliminating Balls With Merging (Easy Version)
Video
1998E2 — Eliminating Balls With Merging (Hard Version)
Video
video editorials on cf rounds. very nice.
i am getting wa on tc4 in d question :- used the same approach . is there any edge case? https://mirror.codeforces.com/contest/1998/submission/276423854
it's working fine.
Mine is giving wa on tc 4;(
may be this will help you https://mirror.codeforces.com/contest/1998/submission/276508275
I am also getting WA on TC-4 .. i am using bfs to find the shortest time ...