class Test07 
{
	public static void main(String[] args) 
	{
		int num1 = 123;		//ʮ����
		int num2 = 0b101;	//������
		int num3 = 0127;	//�˽���
		int num4 = 0x12aF;	//ʮ������

		System.out.println(num1);
		System.out.println(num2);
		System.out.println(num3);
		System.out.println(num4);



		//-7 2����

		//1000 0111 Դ�� ����  ����
	}
}