Compilare: main.cpp: In function 'int main()': main.cpp:83:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Muchie>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 83 | for (int i = 0; i < G[edge.src].size() && !found; i ++) { | ~~^~~~~~~~~~~~~~~~~~~~ main.cpp:91:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Muchie>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 91 | for (int i = 0; i < G[edge.dest].size() && !found; i ++) { | ~~^~~~~~~~~~~~~~~~~~~~~