#include <stdio.h>
#include <stdlib.h>
char caracter;
int nr_litere, nr_cuvinte, ok = 0, media;
int main()
{
    FILE *f = fopen("text.in", "r");
    FILE *g = fopen("text.out", "w");
    while(fscanf(f, "%c", &caracter) != EOF)
    {
        if( (caracter >= 'a' && caracter <= 'z') || (caracter >= 'A' && caracter <= 'Z') )
        {
            nr_litere ++;
            if(!ok)
            {
                nr_cuvinte ++;
                ok = 1;
            }
        }
        else
        {
            ok = 0;
        }
    }
    media = nr_litere / nr_cuvinte;
    fprintf(g, "%d", media);
    return 0;
}