第一次java博客-JZTXT

代码块：

1.java
public class Cabbage{
   private static boolean crossRiver=false;
   private static boolean isAlive=true;
   public void setcrossRiver(){
       this.crossRiver=!crossRiver;
   }
   public boolean getcrossRiver(){
       return this.crossRiver;
   }
   public void setisAlive(){
       this.isAlive=!isAlive;
   }