#include <bits/stdc++.h>
using namespace std;
int main(){
	char s[235];
	int a[252]={0};
	gets(s);
	int i,n,l;
	l=strlen(s)-1;
	for(i=0;i<l;i++){
		n=s[i];
		a[n]++;
	}
	for(i=0;i<252;i++){
		if(a[i]!=0)
			cout<<char(i);
	}
	cout<<endl;
	for(i=0;i<252;i++){
		if(a[i]!=0)
			cout<<a[i];
	}
	return 0;
	}

/**************************************************************
	Problem: 1177
	User: fzy001
	Language: C++
	Result: Accepted
	Time:9 ms
	Memory:2076 kb
****************************************************************/