Problem	area_noi
User	benchew23
Submission Time	2023-04-17 15:53:13
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

area_noi.cpp: In function ‘int main()’:
area_noi.cpp:6:9: error: ‘bn’ was not declared in this scope; did you mean ‘b’?
6 | cin >> bn;
| ^~
| b