#include <bits/stdc++.h>
using namespace std;
#define int long long
// #define LL long long
#define endl '\n'

map<char, int> mp;

void solve()
{
	char c;
	int upper = 0, lower = 0, digit = 0;
	while (cin >> c)
	{
		if (cin.eof()) break;
		if (isupper(c)) upper++;
		if (islower(c)) lower++;
		if (isdigit(c)) digit++;
	}
	cout << upper << endl << lower << endl << digit;
}

signed main()
{
	ios::sync_with_stdio(0);
	cin.tie(0), cout.tie(0);

	solve();

	return 0;
}