//ArithOp.java
//Java中算術運算符的使用
public class ArithOp
{
  public static void main(String args[])
    {
	  int a=7+2;      //a=9
	  int b=a*2;	  //b=18
	  int c=b/9;      //c=2
	  int d=-a;       //d=-9
	  int e=d%2;      //e=-1
	  double f=17.5%4;//f=1.5
	  int i=2;
	  int j=i++;      //i=3，j=2
      int k=++i;      //i=4，k=4
	  System.out.println("a="+a);
	  System.out.println("b="+b);
	  System.out.println("c="+c);
	  System.out.println("d="+d);
	  System.out.println("e="+e);
	  System.out.println("f="+f);
	  System.out.println("i="+i);
	  System.out.println("j="+j);
	  System.out.println("k="+k);
	}
}