C - Sliding Grid

Languages: C, C++, Java, Python, Kotlin
Time & Memory limits: (details)

Input

Output

Sample test(s)

Input
4 1 1 2 2 3 1 3 3
--- Showing first 30 lines (click "Copy" to get full content) ---
Output
R L D R
--- Showing first 30 lines (click "Copy" to get full content) ---

Notes