Compilare: main.cpp: In function 'void fil(int, int)': main.cpp:25:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 25 | for(int f = 0 ; f < m[nod].size() ; f ++) | ~~^~~~~~~~~~~~~~~ main.cpp: In function 'bool adauga_noduri()': main.cpp:46:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 46 | for(int e = 0 ; e < curenta.size() ; e ++) | ~~^~~~~~~~~~~~~~~~ main.cpp:53:1: warning: no return statement in function returning non-void [-Wreturn-type] 53 | } | ^ main.cpp: In function 'int main()': main.cpp:101:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 101 | for(int f = 0 ; f < fin.size() ; f ++) | ~~^~~~~~~~~~~~ main.cpp:104:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 104 | for(int e = 0 ; e < fin[f].size() ; e ++) | ~~^~~~~~~~~~~~~~~