Problem	reopening
User	shoryu386
Submission Time	2022-12-28 13:52:05
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

reopening.cpp: In function ‘int main()’:
reopening.cpp:21:10: error: ‘a’ was not declared in this scope
21 | cin >> a >> b; adjList[a].push_back(b); adjList[b].push_back(a);
| ^
reopening.cpp:21:15: error: ‘b’ was not declared in this scope
21 | cin >> a >> b; adjList[a].push_back(b); adjList[b].push_back(a);
| ^