Clarifications (See all..)
Is the Rank list frozen?
[A. Expected Coin Change (II)] Update in problem description
Tips: For 50% test cases, N ≤ 25.
[I. Mysterious Lock Maker] Limt of N?
Words in dictionary are non-empty.
[E. Paint The Doors] What is the Time Limit for Problem E?
The time limit for problem E has been changed. It is 12 seconds now.