Problem	letterstamper_ex
User	Potato3218
Submission Time	2023-11-28 18:07:40
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

letterstamper_ex.cpp: In function ‘int main()’:
letterstamper_ex.cpp:40:17: error: ‘X’ was not declared in this scope
40 | cout<<dp(0, X.length() - 1, ' ') * 2 + v.size();
| ^