import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Scanner;
public class Q10062 {
public static void main(String args[]){
Scanner cin = new Scanner(System.in);
String inputLine;
while (cin.hasNextLine()){
inputLine = cin.nextLine();
Scanner tokenize = new Scanner(inputLine).useDelimiter("");
final HashMap numbers = new HashMap();
while(tokenize.hasNext()) {
String tmp = tokenize.next();
if(!numbers.containsKey(tmp)){
numbers.put(tmp,1);
}else{
int value = numbers.get(tmp)+1;
numbers.put(tmp,value);
}
}
ArrayList as = new ArrayList(numbers.keySet());
Collections.sort(as, Collections.reverseOrder());
Collections.sort( as , new Comparator
public int compare( Object o1 , Object o2 )
{
String e1 = o1.toString() ;
String e2 = o2.toString() ;
Integer first = (Integer)numbers.get(e1);
Integer second = (Integer)numbers.get(e2);
return first.compareTo( second );
}
});
Iterator itr = as.iterator();
while(itr.hasNext()){
String s= itr.next();
System.out.println((int)s.charAt(0)+" "+numbers.get(s));
}
if(cin.hasNextLine()){
System.out.println("");
}
}
}
}
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