#include<bits/stdc++.h>
using namespace std;
int main()
{
	char a[27];
	int b[27]={0};
	cin>>a;
	int i=0,v=0;
	v=strlen(a);
	for(i=0;a[i]!='.';i++){
		b[a[i]-'a']++;
	}
	for(i=0;i<26;i++){
		if(b[i]>0)
			cout<<char(i+'a');
	}cout<<endl;
	for(i=0;i<26;i++){
		if(b[i]>0)
			cout<<b[i];
	}
	return 0;
}
/**************************************************************
	Problem: 1177
	User: houshanglin
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/