Compilare: main.cpp: In function 'int main()': main.cpp:80:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<numar>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 80 | for (i=1; i<v.size (); i++) | ~^~~~~~~~~~ main.cpp:97:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<linie>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 97 | for (i=1; i<l.size (); i++) | ~^~~~~~~~~~