Compilare: main.cpp: In function 'void dfs(int, int)': main.cpp:35:9: warning: unused variable 'i' [-Wunused-variable] 35 | int i,nou; | ^ main.cpp:35:11: warning: unused variable 'nou' [-Wunused-variable] 35 | int i,nou; | ^~~ main.cpp: In function 'bool verifica()': main.cpp:47:22: 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 < q.size(); ++i) | ~~^~~~~~~~~~ main.cpp:54:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 54 | for(int i = 0; i < q.size(); ++i) | ~~^~~~~~~~~~ main.cpp:58:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 58 | for(int i = 0; i < leaf.size(); ++i) | ~~^~~~~~~~~~~~~ main.cpp:60:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 60 | for(int k = 0; k < graf[leaf[i]].size(); ++k) | ~~^~~~~~~~~~~~~~~~~~~~~~ main.cpp:67:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 67 | for(int i = 0; i < q.size(); ++i) | ~~^~~~~~~~~~