atcoder ABC 042D

Правка en1, от duty_spark, 2019-09-10 01:14:41

Hey, y'all. I'm trying to solve problem D from atcoder ABC 042. Link to the problem. Using regular DP to count the number of ways will not work because of the high constraints. Any hints will be welcomed, thanks.

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en1 Английский duty_spark 2019-09-10 01:14:41 282 Initial revision (published)