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---------mathematics---------- 容斥 --------------DP-------------- 數位dp
03-11
--------------DP-------------- 普通DP ---------mathematics---------- combinatorics
------------------------------ 遞推 ---------mathematics---------- combinatorics --------------DP-------------- 普通DP
![【JZOJ5894】【NOIP2018模拟10.5】同餘方程（容斥+計數問題+類數位DP）ProblemHintSolutionCode[圖]](data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACwAAAAAAQABAAACAkQBADs=)
