/******************************************************************************
Online Java Compiler.
Code, Compile, Run and Debug java program online.
Write your code in this editor and press "Run" button to execute it.
*******************************************************************************/
public class Main
{
public static void main(String[] args) {
String str="zbdhajfnsmloeituryqp";
str=str.toUpperCase();
int arr[]=new int[26];
lexo(str,arr);
}
public static void lexo(String str,int arr[]){
String ans="";
for(int i=0; i<str.length(); i++){
int temp = (int)str.charAt(i)-65;
arr[temp]++;
}
for(int i=0; i<arr.length; i++){
if(arr[i]>0){
for(int j=0; j<arr[i]; j++){
ans+=(char)(i+65);
}
}
}
System.out.println(ans.toLowerCase());
}
}
