Compilare: main.cpp: In function 'int bfs(int)': main.cpp:51:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 51 | for(j=0;j<adj[curr].size();j++) | ~^~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:150:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 150 | for(z=0;z<scoatefre.size();z++) | ~^~~~~~~~~~~~~~~~~ main.cpp:165:25: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 165 | if(adj[i].size()<edges) | ~~~~~~~~~~~~~^~~~~~ main.cpp:162:9: warning: unused variable 'k' [-Wunused-variable] 162 | int k; | ^