#include <iostream>
#include <cstdlib>
using namespace std;

int main()
{
	//The + and * operators are both touching the same operand (2).
	//Which operator gets to sink its teeth into the 2 first?
	//Outputs 7 because * has higher precedence than +.
	cout << 1 + 2 * 3 << "\n";

	//Force the + to execute before the *.  Outputs 9.
	cout << (1 + 2) * 3 << "\n";

	//The negative and minus operators are both touching the same operand (2)
	//Which operator gets to sink its teeth into the 2 first?
	//Outputs -5 because negative has higher precedence than minus.
	cout << -2 - 3 << "\n";
	//Force the minus to execute before the -.  Outputs 1.
	cout << -(2 - 3) << "\n";

	return EXIT_SUCCESS;
}