#include <stdio.h>
#include <ctype.h>
#define N 100

int
main(void)
{
    char c;
    int alpha = 0, num = 0, space = 0, other = 0;
    while ((c=getchar())!='\n')
    {
        if (isalpha(c))
            alpha++;
        else if (isalnum(c))
            num++;
        else if (isspace(c))
            space++;
        else
        other++;
    }
    printf("%d\n%d\n%d\n%d", alpha, num, space, other);
    return 0;
}