在 java中,运行如下代码段,则输出结果为 ()。 public class Test{ public static void swap(intnum1,int num2){ inttemp=num1; num1=num2; num2=temp; } public static void main(String[]args){ int n1=20 ; int n2=30; swap(n1,n2); System.out.println(n1+","+n2); } }
【简答题】请根据下面需要志愿帮助的信息,找出能够为他们提供帮助的援助者。 A. Suppose World Cup will be held in Bejing and many people from other countries will come to visit China. The taxi drivers in Dongfeng Taxi Company think the way to sh...