24 using std::setprecision;
29 #define OutPut(x) {OutFile << x; cout << x;}
30 #define ErrMsg(x) { cerr <<"Error in file "<<__FILE__<<", line "<<__LINE__<<":\n"<<x<<endl; OutFile<<"Error in file "<<__FILE__<<", line "<<__LINE__<<":\n"<<x<<endl;}
31 #define Error(x) {ErrMsg(x)}
33 extern std::ofstream OutFile;