Why output of same program is different in Java & C++

Question

int x=10;
x=x++;
x=x++;
x=x++;
SOP(x); //10
cout<<x; //13

Answer 1

Because compilers from different languages act differently.

Answer 2

so can you explain me internal flow of the above code why output is 10 in java?

Answer 3

so can you explain me internal flow of the above code why output is 10 in java?

Answer 4

Syntax and Compilation process for c++ and Java both are different. Both the language has its on different process.