Eroare de compilare: main.cpp: In member function 'void FordFulkerson::init()': main.cpp:38:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<std::pair<int, long long int> > >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 38 | for (int i = 0; i < g.size(); ++i) | ~~^~~~~~~~~~ main.cpp:40:43: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 40 | for (int j = 0; j < g[i].size(); ++j) | ~~^~~~~~~~~~~~~ main.cpp: In member function 'bool FordFulkerson::findAndUpdate(int, int, long long int&)': main.cpp:62:43: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 62 | for (int i = 0; i < eIndexes[u].size(); ++i) | ~~^~~~~~~~~~~~~~~~~~~~ main.cpp:71:55: warning: statement has no effect [-Wunused-value] 71 | found == true; | ~~~~~~^~~~~~~ main.cpp: In function 'int main(int, const char**)': main.cpp:154:9: error: 'fin' was not declared in this scope; did you mean 'cin'? 154 | fin.open("drumuri2.in"); | ^~~ | cin main.cpp:156:9: error: 'fout' was not declared in this scope; did you mean 'cout'? 156 | fout.open("drumuri2.out"); | ^~~~ | cout Non zero exit status: 1