Compilare: main.cpp: In function 'void dfs(int, int)': main.cpp:24:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 24 | for(int i=0; i<vecini[nod].size(); i++) | ~^~~~~~~~~~~~~~~~~~~ main.cpp: In function 'void solve(int, int)': main.cpp:84:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 84 | for(int i=0; i<vecini[nod].size(); i++) | ~^~~~~~~~~~~~~~~~~~~ main.cpp:94:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<std::pair<int, int>, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 94 | for(int i=0; i<lca[nod].size(); i++) | ~^~~~~~~~~~~~~~~~