阅读程序写结果public class Test { public static void main (String args[]) {int i1 = 10, i2 =20;int i = (i2++);System.out.print("i=" + i);System.out.println(" i2=" + i2);i = (++i2);System.out.print("i=" + i);System.out.println(" i2=" + i2);i = (--i1);System.out.print("i=" + i);System.out.println(" i1=" + i1); i = (i1--);System.out.print("i=" + i);System.out.println(" i1=" + i1); }}