huinya2

#include <iostream>
#include <string>

using namespace std;

int main(){
    setlocale(LC_ALL, "Russian");

    string input;
    getline(cin, input);

    int wordLength = 0;
    int fullLength = 0;
    int wordsCount = 0;

    for(int i = 0; i < input.length(); i++){
        if(input[i] != ' ' && input[i] != ','){
            wordLength++;
        }
        else{
            if(wordLength != 0){
                fullLength += wordLength;
                wordsCount++;
            }
            wordLength = 0;
        }
    }
    if(wordLength != 0){
        fullLength += wordLength;
        wordsCount++;
    }

    if(wordsCount == 0){
        cout<<"Слов нет";
    }
    else{
        cout<<"Средняя длина слова "<<((double)fullLength)/wordsCount;
    }
}