Problem	typicalstairs
User	ZhongDing
Submission Time	2024-02-13 23:41:38
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

typicalstairs.cpp: In function ‘int main()’:
typicalstairs.cpp:29:15: error: ‘n’ was not declared in this scope
29 | cout<<helper(n);
| ^