Eroare de compilare: main.cpp: In function 'void dfs(int)': main.cpp:13:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 13 | for (int i = 0; i < v[x].size(); i++) | ~~^~~~~~~~~~~~~ main.cpp: In function 'void dfs_t(int)': main.cpp:23:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 23 | for (int i = 0; i < rv[x].size(); i++) | ~~^~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:55:33: error: 'fout' was not declared in this scope; did you mean 'out'? 55 | for (i = 1; i <= nctc; i++, fout << '\n') | ^~~~ | out main.cpp:56:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 56 | for (j = 0; j < ctcs[i].size(); j++) | ~~^~~~~~~~~~~~~~~~ Non zero exit status: 1