#include <stdio.h> #include <string.h>   int main() {     freopen("text.in", "rt", stdin);     freopen("text.out", "wt", stdout);     int word_length, total_length, word_number;     char c;     word_number = 0;     total_length = 0;     word_length = 0;     while (scanf("%c", &c) != EOF) {         if (isalpha(c)) {             word_length++;             total_length++;         } else if (word_length != 0) {             word_number++;             word_length = 0;         }     }           printf("%d", total_length / word_number);     return 0; }