Viewing other problems with insights similar to only this insight from Codeforces 1506F: Triangular Paths:
Try to do the moves that are advantageous first to work to a desired result and then finish the rest of the moves to get a desired result (greedy strategy). by mathmastersd
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Codeforces 1746D: Paths on the Tree
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- Take advantage when there are TWO choices available for some objects. This can be an indication to use DP. Consider storing the difference between the two choices and sorting to determine the optimal choices. by mathmastersd
- A greedy strategy for graphs (and probably more generally) is to first take care of things at the bottom that will NOT affect others. Then, work your way upwards. by mathmastersd
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Codeforces 1860C: Game on Permutation
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- 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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Codeforces 1801D: The way home
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- Use Dynamic programming and djikstra algorithm by pranav_02
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Codeforces 1370D: Odd-Even Subsequence
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- When choosing elements from a list whose indices MUST have certain separation, consider using dynamic programming (DP). by mathmastersd
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