Compilare: main.cpp: In member function 'short int Dinic::dfs(short int, short int)': main.cpp:59:22: warning: comparison of integer expressions of different signedness: '__gnu_cxx::__alloc_traits<std::allocator<short int>, short int>::value_type' {aka 'short int'} and 'std::vector<short int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 59 | for(; cid[u] < adj[u].size(); ++cid[u]) { main.cpp: In function 'int main()': main.cpp:91:24: warning: comparison of integer expressions of different signedness: 'short int' and 'std::vector<std::tuple<int, int, int, int, short int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 91 | for(short i = 0; i < C.size(); ++i) get<4>(C[i]) = i; | ~~^~~~~~~~~~ main.cpp:94:24: warning: comparison of integer expressions of different signedness: 'short int' and 'std::vector<std::tuple<int, int, int, int, short int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 94 | for(short i = 0; i < C.size(); ++i) | ~~^~~~~~~~~~ main.cpp:96:24: warning: comparison of integer expressions of different signedness: 'short int' and 'std::vector<std::tuple<int, int, int, int, short int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 96 | for(short i = 0; i < C.size(); ++i) | ~~^~~~~~~~~~ main.cpp:98:24: warning: comparison of integer expressions of different signedness: 'short int' and 'std::vector<std::tuple<int, int, int, int, short int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 98 | for(short i = 0; i < C.size(); ++i) | ~~^~~~~~~~~~ main.cpp:99:28: warning: comparison of integer expressions of different signedness: 'short int' and 'std::vector<std::tuple<int, int, int, int, short int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 99 | for(short j = 0; j < C.size(); ++j) | ~~^~~~~~~~~~