Problem	ccs
User	wongethan8192
Submission Time	2023-02-17 17:45:13
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

ccs.cpp: In function ‘std::string transmit(int)’:
ccs.cpp:4:38: error: ‘c’ was not declared in this scope
4 | cin>>f;for(int y=e;y<=f;y++){auto it=c.find(y);if(it==c.end())return"NO";}return "YES";}
| ^