difference of x++ and ++x

Question

What is difference between x++ and ++x?

Answer 1

keep it simple ++x is prefix and x++ is postfix

Answer 2

++x will increment the value of x before it is called while x++ will increment it after for example
int x=6;
cout <<x++<<endl;
cout <<x <<endl;
this will output:
6
7

Answer 3

Let a=1
Cout<<++a;
Cout<<a;

The output will be 2. 2.

Now
Cout<<a++;
Cout<<a;

The output is. 1. 2.

Answer 4

He asked explanation not full form