Viewing insights from Codeforces 1860C: Game on Permutation that are similar (thus shared) with only this insight from Codeforces 1801D: The way home: Use Dynamic programming and djikstra algorithm by pranav_02
- Iterate through the indices 1 to n, storing the winning and losing positions. Remember that a position is winning when it can move to a losing position, or when it has no moves. by Solarion
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