#include <stdio.h>

class Test{
	public:
		Test(){ i_num = 0; }
		Test(int i){ i_num = i; }
		Test(Test &t){ i_num = t.i_num; }
		~Test(){}
		int num() { return i_num; }
	private:
		int i_num;
}

Test ff(0);
int ii = 0;

int ins( const int& i, const Test &t) {
	ff = t;
	return ( ii = i );
}

int main(int argc, char **argv){
	Test t(5);
	Test t1(7);
	printf( "Res1: %d\n", t1.num() );
	t1 = t;
	printf( "Res2: %d\n", t1.num() );
	printf( "Res3: %d\n", ff.num() );
	ins( 2, Test(1) );
	printf( "Res4: %d\n", ff.num() );
	return 0;
}