#include<iostream.h>

main()
{
 int answer;

 answer = 1 + 2 * 2 + 3;
 cout << answer << '\n';

 answer = (1 + 2) * (2 + 3);
 cout << answer << '\n';

 answer = 1 + 2 * (2 + 3);
 cout << answer << '\n';

 answer = (1 + 2) * 2 + 3;
 cout << answer << '\n';

 return 0;
}