Compilare: main.cpp: In function 'void dfs(int)': main.cpp:68:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 68 | for(i=0; i<G[x].size(); i++) | ~^~~~~~~~~~~~ main.cpp: In function 'void dfst(int)': main.cpp:80:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 80 | for(i=0; i<GT[x].size(); i++) | ~^~~~~~~~~~~~~ main.cpp: In function 'void afisare()': main.cpp:91:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 91 | for(j=0; j<CTC[i].size(); j++) | ~^~~~~~~~~~~~~~