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//cat.java
package com.org1;
public class cat{
  public void f(){
  System.out.println("ok");
  }
}

//test.java
import com.org1.cat;
public class test{
  public static void main(String args[]){
  cat c=new cat();
  c.f();
  }
}
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e:\my> javac -d . cat.java
e:\my> javac test.java
e:\my> java test
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¸ÄΪimport com.org1.*ºóΪʲô¾Í˵ÕÒ²»µ½catÁË£¿import com.org1.catÄÜÕÒµ½°¡£¿£¡»è¡£




e:\my\com\org ÏÂÃæÖ»ÓÐ cat.class Ò»¸öÎļþ
import com.org1.*

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e:\my\com\org ÏÂÃæÖ»ÓÐ cat.class Ò»¸öÎļþ
import com.org1.*

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