How do I print an even number from C++ for loop?

     How can I print an even number program from C++ Using For loop?

•  C++ is a general-purpose programming language.
• C++ is a cross-platform language that can be used to create high-performance applications.
• It was developed by Bjarne Stroustrup.

#include<iostream> 
using namespace std; 
int main() 
{ 
int i , num; 
cout<<”Enter a number:\n”; 
cin>>num; 
for(i=1; i<mum; i++) 
{ 
if(i%2==0) 
{ 
cout<< i << “ ” ;  
} 
} 
return 0; 
} 

The output of the following code is:

Enter a number:

10

expected output: 2 4 6 8