#include <iostream>
#include <fstream>
#include <cstring>

using namespace std;

void Citire(char *s)
{
    ifstream fin("text.in");
    fin.getline(s, 999);
    fin.close();
}

void Replace(char *text, char c1, char c2)
{
    for(int i = 0; text[i] != 0; i++)
        if(text[i] == c1) text[i] = c2;
}

void Delete(char *text)
{
    char *p;
    while((p = strstr(text, "  ")) != NULL)
        strcpy(p+1, p+2);
}

void Trim(char *text)
{
    int i;
    for(i = 0; text[i] == ' '; i++);
    strcpy(text, text+i);

    for(i = strlen(text)-1; text[i] == ' '; i--);
    text[i+1] = 0;
}

int Count(char *text)
{
    int nr = 0;
    for(int i = 0; text[i] != 0; i++)
        if(text[i] == ' ') nr++;
    return nr+1;
}

void Solve(char *text)
{
    char sep[] = ".,?!;:";
    for(int i = 0; i < 6; i++)
        Replace(text, sep[i], ' ');
    Trim(text);
    Delete(text);
    cout << Count(text);
}

int main()
{
    char text[1000];
    Citire(text);
    //Replace(text, 'a', 'x');
    //cout << text << "\n";
    //Delete(text);
    //cout << text << "\n";
    //cin.getline(text, 999);
    cout << text << "\n";
    //Trim(text);
    //cout << text << "." << "\n";
    //cout << Count(text) << "\n";
    Solve(text);
    //cout << text << "\n";

    return 0;
}