java输出变量的地址 java输出字符串地址

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package javaapplication26;

import java.util.Scanner;

/**
 *
 * @author 86188
 */
class question2{
public static void main(String[] args) {
    Scanner in =new Scanner(System.in);
    System.out.println("请输入字符串1");
    String str1=in.next();
    System.out.println("请输入字符串2");
    String str2=in.next();
    int result=str1.indexOf(str2);
    int[] loc=new int[10];
    int i=0;
    while(result!=-1)
    {
        loc[i]=result;
        str1=str1.replaceFirst(str2, "##");
        result=str1.indexOf(str2);
        i=i+1;
    }
    if(i==0) 
    {System.out.println("str1中不存在str2");}
    else
    {
    System.out.print("str1中存在str2,且位置在:");
    for(int j=0;j<i;j++)
    {
     System.out.print(loc[j]+",");   
    }
    }
}
}