// z5207462 ashish mathew

// Write a C program frequency_analysis.c which
// reads characters from its input until end of input.

#include <stdio.h>
#include <stdlib.h>

#define MAX 1000
#define LETTERS 26

int main (void) {
    char letters[MAX]; // array for storing letters
    int counter[MAX] = {0};// array for storing amount of letters


    double total = 0;
    int alphabet_position;
    int character = getchar();



    int i = 0;
// Check for lowercase letters
    while (character != EOF && i < MAX) {
        if (character >= 'a' && character <= 'z') {
            letters[i] = character;
            total = total + 1;
            alphabet_position = character - 'a';
            counter[alphabet_position] = counter[alphabet_position] + 1;
        }
        else if (character >= 'A' && character <= 'Z') {
            letters[i] = character;
            total = total + 1;
            alphabet_position = character - 'A';
            counter[alphabet_position] = counter[alphabet_position] + 1;
        }

        character = getchar();
        i++;
    }
    int j = 0;
    while (j < LETTERS) {
        printf ("'%c' %lf %d\n", j +'a', counter[j]/total, counter[j]);
        j++;
    }
return 0;

}