Alice.cpp: In function 'std::vector<std::pair<int, int> > Alice()':
Alice.cpp:6:9: error: too few arguments to function 'long long int setN(int)'
6 | x=setN();
| ^
In file included from Alice.cpp:2:
Alice.h:4:11: note: declared here
4 | long long setN(int n);
| ^~~~
Alice.cpp:7:1: warning: no return statement in function returning non-void [-Wreturn-type]
7 | }
| ^
Bob.cpp: In function 'long long int Bob(std::vector<std::pair<int, int> >)':
Bob.cpp:7:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
7 | for(int i=0;i<adj.size();i++){
| ~^~~~~~~~~~~