Compilare: main.cpp: In function 'int bfs(int)': main.cpp:55:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 55 | for(j=0;j<adj[curr].size();j++) | ~^~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:154:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 154 | for(z=0;z<scoatefre.size();z++) | ~^~~~~~~~~~~~~~~~~ main.cpp:169:25: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 169 | if(adj[i].size()<edges) | ~~~~~~~~~~~~~^~~~~~ main.cpp:166:9: warning: unused variable 'k' [-Wunused-variable] 166 | int k; | ^