#include <rf_core.hh>
#include <refal/StdIO.hh>

tfun int Main;

tfun int Main( tout Expr _v_res1){
  tval Expr _v_Read1;
  if (!StdIO::Read(_v_Read1))
  {
    RF_FUNC_ERROR (unexpected_fail);
  }
  StdIO::PrintLN(_v_Read1);
  _v_res1 = empty;
}