Compilare: main.cpp: In function 'int main()': main.cpp:36:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 36 | for(int j=0; j<g[v].size(); j++) { | ~^~~~~~~~~~~~ main.cpp:49:21: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 49 | if(c.size() != m + 1) { | ~~~~~~~~~^~~~~~~~