Can someone breakdown what happens in this code cuz i'm a little confused here

Question

#include <iostream>
using namespace std;
int main(){
int i = 0;
i = ++i + ++i;
cout << i;
// outputs 4
return 0;
}

Answer 1

https://code.sololearn.com/c41753l2UDU3/?ref=app
i =0;//default
i = ++i + ++i // i preincremented by 1 twice due to this ++i
i = 2 + 2// so now after adding i twice it becomes 4
i = 4//

Answer 2

hey thanku somuch yeah and it shoud output 4 my mistake @Lord Krishna