Compilare: main.cpp: In function 'void dfs(int, int)': main.cpp:81:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 81 | for(i=0; i<g[x][y].size(); i++) | ~^~~~~~~~~~~~~~~ main.cpp:75:9: warning: unused variable 'nr' [-Wunused-variable] 75 | int nr=1; | ^~ main.cpp: In function 'int main()': main.cpp:176:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 176 | for(int i=0; i<galerii.size(); i++) | ~^~~~~~~~~~~~~~~