求解public class Test{ public static void main(String[] args){ Count myCount=new Count(); int times=0; for(int i=0;i<100;i++) increment(myCount,times); System.out.println("Count is"+myCount.count); System.out.println("times is"+times); } public static void increment(Count c, int times){ c.count++; times++;}} public class Count{ public int count; public Count(int c){ count=c;} public Count(){ count=1;}}