Display the Number Entered by User

#include <iostream>  
using namespace std;  
int main(){     
/* I have used double data type so that user can      
* enter integer as well as floating point number      
* If you want to input and display only integer      
* then use int instead of double, like int num;      */     
double num;       
//This will display the string in quotes as it is     
cout<<"Enter any number: ";       
//This will store the input number in the variable num     
cin>>num;       
//printing the number     
cout<<"The number entered by user is: "<<num;       
return 0;  }

Enter any number: 121
The number entered by user is: 121