/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
 
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		HashMap<String,int[]> arraynames = new HashMap<String,int[]>();
        arraynames.put("img1",new int[] {1,2});
        int[]arr=arraynames.get("img"+1);
        for(int i=0;i<arr.length;i++)
          System.out.println(arr[i]+"");
 
	}
}

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