exchange.java

来自「非常好的JAVA学习资料」· Java 代码 · 共 15 行

public class Exchange
{
   public static void main(String args[]) 
   {
      int a,b,t;
      a=2;
      b=3;
      System.out.println("a="+a+"    "+"b="+b);
      t=a;
      a=b;
      b=t;
      System.out.println("a="+a+"    "+"b="+b);
   }
}