using System;
public class Program
{
public static void Main()
string input = Console.ReadLine();
int letter =0,digits =0,splChars=0;
foreach(char c in input)
if(Char.IsDigit(c))
digits++;
else if(Char.IsLetter(c))
letter++;
else splChars++;
}
Console.WriteLine("Letters : {0}\nDigits : {1}\nsplChars : {2}\n",letter,digits,splChars);