int j=0;

cout<<j++<<" "<<j++<<" "<<j++<<"n";

2 1 0

0 1 2

int x;
x = 0;
x = x++;

... operator<<( operator<<( operator<<( operator<<(cout,j++), " " ), j++ ), "n" ); ...

...g(f(j++)," ").f(j++)...

#include <iostream>

int main (int argc, char **argv) {
int j = 0;
std::cout << j++ << " " << j++ << " " << j++;
return 0;
}