/* testing functions II  */

int foo(int x, int y);
boolean foo2(int x, int y);


void main() {
   int x = foo(3,4)  + foo2(5,6);
   int z;
   z = foo(foo(3,x), foo2(foo(4,5),foo2(7,foo(5,6))));
}

int foo(int x, int y) {
    return foo2(x,y);
}

int foo2(int x, int y)
{
	return x + y;
}