Difference Between a++ and ++a

The difference between a++ and ++a, is that when we use a++ in a program and then the effect would be on the next statement while the ++a, effect is that on the current line not on the next statement.

Output:

Example code:

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1. #include<iostream.h>
2. #include<conio.h>
   
3. void main()
   
4. {
   
5. clrscr();
   
6. int a,b;
   
7. a=1;
   
8. cout<<a<<endl;
   
9. cout<<a++<<endl;
   
10. cout<<a<<endl<<endl;
    
11. b=5;
    
12. cout<<b<<endl;
    
13. cout<<++b<<endl;
    
14. cout<<b<<endl;
    
15. getch();
    
16. }