#include <bits/stdc++.h>
using namespace std;
int freq[30];
bool visited[30];
int main () {
    string s;
    cin >> s;
    for (int i = 0; i < s.size(); ++i) {
        freq[ s[i] - 'a' ]++;
    }
   for (int i = 0; i < s.size(); ++i) {
        if (!visited[s[i] - 'a']) {
            visited[s[i] - 'a'] = true;
            cout << s[i] << " " << freq[s[i] - 'a'] << endl;
        }
    }
    return 0;
}