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�� ���� ���� } }