在Java中使用算术运算符

public class ArithmeticDemo {
/** from nowjava.com - 时代Java**/

    public static void main(String[] args) {


        int result = 1 + 2;

        // result is now 3

        System.out.println("1 + 2 = " + result);

        int original_result = result;


        result = result - 1;

        // result is now 2

        System.out.println(original_result + " - 1 = " + result);

        original_result = result;
        /*
         from n o w j a v a . c o m - 时代Java 
        */


        result = result * 2;

        // result is now 4

        System.out.println(original_result + " * 2 = " + result);

        original_result = result;


        result = result / 2;

        // result is now 2

        System.out.println(original_result + " / 2 = " + result);

        original_result = result;


        result = result + 8;

        // result is now 10

        System.out.println(original_result + " + 8 = " + result);

        original_result = result;


        result = result % 7;

        // result is now 3

        System.out.println(original_result + " % 7 = " + result);

    }

}