Compilare: main.cpp: In function 'void dfs(int)': main.cpp:80:36: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 80 | for (int i = indexInFii; i < graf[nod].size() && frunza; ++i) | ~~^~~~~~~~~~~~~~~~~~ main.cpp: In function 'void dfsInv(int)': main.cpp:117:36: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 117 | for (int i = indexInFii; i < grafInv[nod].size() && frunza; ++i) | ~~^~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:179:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 179 | for (int j = 0; j < componente[i].size() && !areBerarie; ++j) | ~~^~~~~~~~~~~~~~~~~~~~~~ main.cpp:189:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 189 | for (int j = 0; j < componente[i].size(); ++j) | ~~^~~~~~~~~~~~~~~~~~~~~~ main.cpp:191:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 191 | for (int k = 0; k < graf[componente[i][j]].size(); ++k) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:210:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 210 | for (int j = 0; j < grafInvComponente[i].size(); ++j) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:225:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 225 | for (int j = 0; j < grafInvComponente[i].size(); ++j) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:247:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 247 | for (int i = 0; i < grafInvComponente[nod].size(); ++i) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:262:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 262 | for (int j = 0; j < componente[i].size(); ++j) | ~~^~~~~~~~~~~~~~~~~~~~~~