Compilare: main.cpp: In function 'void afisare()': main.cpp:58:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 58 | for (int j = 0; j < CTC[i].size(); j++) | ~~^~~~~~~~~~~~~~~ main.cpp: In function 'void dfs(int)': main.cpp:67:23: 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 < G[x].size(); i++) | ~~^~~~~~~~~~~~~ main.cpp: In function 'void dfst(int)': main.cpp:79:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 79 | for (int i = 0; i < GT[x].size(); i++) | ~~^~~~~~~~~~~~~~