Compilare: main.cpp: In function 'void dfsLin(int, int)': main.cpp:47:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 47 | for (int i = 0; i < graf[nod].size(); ++i) | ~~^~~~~~~~~~~~~~~~~~ main.cpp: In function 'void dfs(int)': main.cpp:130:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 130 | for (int i = 0; i < graf[nod].size(); ++i) | ~~^~~~~~~~~~~~~~~~~~ main.cpp:141:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Paznic>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 141 | for (int i = 0; i < paznici[nod].size(); ++i) | ~~^~~~~~~~~~~~~~~~~~~~~