#include<bits/stdc++.h>
using namespace std;
int main(){
    char a[30];
    int b[30]={0};
    cin>>a;
    int i=0,n=0;
    n=strlen(a);
    for(i=0;i<n-1;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];
    }
}
/**************************************************************
	Problem: 1177
	User: HUANGYIBO
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/