# include <stdio.h>
# include <stdlib.h>
# include <string.h>
# include <math.h>
int main()
{
    char a;
    FILE *f = fopen("text.in","rt");
    if (!f) return 0;
    FILE *g = fopen("text.out","wt");
    if (!g) {
            fclose(f);
            return 0;
            }
    a = fgetc(f);
    int cuvinte=0,suma=0,ok=0;
    while (a!=EOF && a!='\n') {
                    if ((a >= 'a' && a<='z') || (a >= 'A' && a <='Z')) {
                                                if (ok==0) {cuvinte++;suma++;ok=1;}
                                                else suma++;
                                                                        }
                    else ok=0;
                    a = fgetc(f);
                    }
    if (cuvinte==0) fprintf(g,"%i",0);
    else fprintf(g,"%i",floor(cuvinte/suma));
    fclose(f);
    fclose(g);
    return 0;
}