编辑代码

class TestAssign {
	public static void main(String[] args) {
        int a=9, b=7;
        a += b;  //a=a+b , a被赋值为16
        System.out.println("a="+a);
        b *= (a - 9);   //相当于b=b*(a-9), b被赋值为49
        System.out.println("b="+b);
        b %= (a-5);    //相当于b=b%(a-5), b被赋值为5
        System.out.println("b="+b); 
	}
}