#include <iostream>
#include <string>
#include <cctype>
using namespace std;

int main() {
	string s;
	getline(cin, s);
	int seen['z'-'a'+1] {0};
	for (int i = 0 ; i != s.size() ; i++) {
		char ch = s[i];
		if (!islower(ch))
		    continue;
		seen[ch-'a']++;
	}
	for (int i = 0 ; i != 'z'-'a'+1 ; i++) {
		if (seen[i]) {
			cout << (char)('a'+i) << " - " << seen[i] << endl;
		}
	}
	return 0;
}