int a = 0;
a = ( a*3 , a + 5, a - 4, a=6 );
// and a turns out to be 6.
a = ( a*3 , a += 5, a - 4, a+6 );
// and a turns out to be 11
/* Does anybody know what is this assignment thing called or under what resource can I find more about this?
*/