#---------- C++ signature-based polymorphism----------#
#include <stdio.h>
class Print {
public:
  void print(int i)    { printf("int %d\n", i); }
  void print(double d) { printf("double %f\n", d); }
  void print(float f)  { printf("float %f\n", f); }
};
main() {
  Print *p = new Print();
  p->print(37);      /* --> "int 37" */
  p->print(37.0);    /* --> "double 37.000000" */
}