#include <stdio.h>
#include <string.h>

int result[10];

int main(void) {
    memset(result, 0, sizeof(int) * 10);
    int n;
    int arr[10];
    while (scanf("%d", &n) != EOF)
    {
        memset(arr, 0, sizeof(int) * 10);
        if (n == 0) arr[0] = 1;
        while (n > 0)
        {
            arr[n % 10] = 1;
            n = n / 10;
        }
        for (int i = 0; i < 10; i++)
            result[i] += arr[i];
    }
    for (int i = 0; i < 10; i++)
        printf("%d: %d\n", i, result[i]);
    return 0;
}

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