Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:21:34: error: ‘minmax’ was not declared in this scope edges.emplace(minmax(x, y)); } ^ user.cpp:33:50: error: ‘minmax’ was not declared in this scope if(edges.find(minmax(get<1>(x), get<2>(x))) != end(edges)) ++cnt; } ^ user.cpp:41:54: error: ‘minmax’ was not declared in this scope if(edges.find(minmax(get<1>(x), get<2>(x))) == end(edges) ^