/* 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
	{
		String Res[][]={{"af","ea","ff","ea"},  
		{"ea","ba","cc","aa"},
		{"aa","cb","bc","cc"},
		{"0a","ad","da","ff"}};
		StringBuilder strHex = new StringBuilder();
		StringBuilder strDec = new StringBuilder();	
		for(String[] ar : Res) {
			for(String str : ar) {
				strHex.append(str);
				strDec.append((char) Integer.parseInt(str, 16));
			}
		}
		System.out.println(strHex.toString());
		System.out.println(strDec.toString());
	}
}

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