Q) what is the value of int1 and int2 respectively after having excecuted line # 6

( int1 = ... ; int 2 = .... )

1) void func1(intx , int &y) {

2) int tmp=x;

3) x=y;

4) y = tmp

}

// the following snippent is in the main() function

5) int int1=12, int2 = 77;

6) func1( int1, int2);