%%%%%
by qiutianqwq @ 2022-07-16 11:06:08
@[rfsfreffr](/user/175011)
```
/*
input:
5 20
MP D F W D
FP W N P N
ZP P F P K
FP D K P P
FP F D K K
D P F P K D P K D D F K F P P D K K N Z
output:
FP
DEAD
P
K D
P K
D D
*/
```
~~其实就是样例3~~
by qiutianqwq @ 2022-07-19 10:46:04
@[朱俊逸](/user/571546) 然鹅这个我之前仔细调过了，后又几经波折已经AC（）
by rfsfreffr @ 2022-07-19 11:03:46
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by qiutianqwq @ 2022-07-19 11:07:15