int main() 
{ 
  int intvar; 
  float flovar; 
  int* intptr; 
  float* floptr; 
  void * voidptr; 
 
  intptr = &intvar;  //1 
  intptr = &flovar;  //2 
  floptr = &intvar;  //3 
  floptr = &flovar;  //4 
  voidptr =&intvar;  //5 
  voidptr =&flovar;  //6 
}