#include <iostream>
using namespace std;
// Hello World of C++
//gets_unsafe1.cpp
void dosomething(); 
int main()
{
  char  cstr1[12]; unsigned int n1; 
  n1 =  sizeof(cstr1); 
  cout<<"\t Allocated Size of cstr1 "<< n1; 
  cout<<"\n Enter a string  \n\t" ;
// extracts characters into C-string
//cin.getline(cstr1, 15);
//char *gets(char(char *cstr1) // prototype
  gets(cstr1); //reads and stores input into an array
  cout<<"\n String cstr1 : "<<cstr1<<"\n\t is now "<<strlen(cstr1);
 char * p1= new char[strlen(cstr1)+1]; 
 strncpy(p1, cstr1,strlen(cstr1)+1); 
 cout<<"\n Copied pointee : "<<"\n\t" <<p1<<"\n\t address "<< &p1 ;
 cout<<"\n\t length : "<<strlen(p1); 
 cout<<"\n\t Current position of pointer  : "<<*p1; 
  dosomething();//check other chores 
 delete[]p1; // freed memories
return 0;
}
void dosomething()
{
int n1; 
cout<<"\n Enter a number "; 
cin>>n1; 
cout<<" loop ";
for(int i =0; i< n1; i++){ cout<< i << ""; }
}