Problem	adjlist
User	Hengweezy
Submission Time	2024-01-31 23:22:59
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

adjlist.cpp: In function ‘int main()’:
adjlist.cpp:21:7: error: ‘c’ was not declared in this scope
21 | if(!c.empty()){
| ^