Compilare: main.cpp: In function 'int main()': main.cpp:22:8: warning: unused variable 'j' [-Wunused-variable] 22 | {int i,j; | ^ main.cpp: In function 'void DFS(int)': main.cpp:53:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 53 | for (i = 0; i < G[x].size(); i++) | ~~^~~~~~~~~~~~~ main.cpp: In function 'void DFST(int)': main.cpp:65:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 65 | for (i = 0; i < GT[x].size(); i++) | ~~^~~~~~~~~~~~~~ main.cpp: In function 'void afisare()': main.cpp:74:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 74 | for (j = 0; j < ctc[i].size(); j++) | ~~^~~~~~~~~~~~~~~