Тараканы!

#define _USE_MATH_DEFINES
#include <iostream>
#include <string>
#include <map>
#include <set>
#include <algorithm>
#include <vector>
#include <stdio.h>
#include <cmath>
#include <math.h>
#include <queue>
#include <stack>
#include <climits>
#include <deque>
#include <ctime>

using namespace std;

typedef long long ll;
typedef unsigned long long ull;
typedef unsigned int ui;

#define mh() make_heap()
#define poph() pop_heap()
#define pushh() push_heap()
#define sor(n) n.begin(), n.end()
#define mp make_pair
#define files freopen("vampire.in", "rt", stdin); freopen("vampire.out", "wt", stdout)

#define formx(a1,b1,c1,a2,b2,c2) ((a1*c2-a2*c1)/(a1*b2-b1*a2))
#define formy(a1,b1,c1,a2,b2,c2) ((c1*b2-c2*b1)/(a1*b2-b1*a2))
#define forma(y1,y2) (y2-y1)
#define formb(x1,x2) (x1-x2)
#define formc(x1,y1,x2,y2) (x1*(y2-y1)-y1*(x2-x1))
#define ras(x1,y1,x2,y2) sqrt((x2-x1)*(x2-x1)+(y2-y1)*(y2-y1))

struct cord
{
    double x1, y1, x2, y2;
};
struct limcord
{
    double x, y;
    bool good;
};

bool checkparal(double a1, double a2, double b1, double b2)
{
    return a1 / b1 == a2 / b2;
}

limcord findt(cord c, cord now)
{
    double a1 = forma(now.y1, now.y2);
    double b1 = formb(now.x1, now.x2);
    double c1 = formc(now.x1, now.y1, now.x2, now.y2);
    double a2 = forma(c.y1, c.y2);
    double b2 = formb(c.x1, c.x2);
    double c2 = formc(c.x1, c.y1, c.x2, c.y2);

    if (!checkparal(a1, a2, b1, b2))
    {
        double x = formx(a1, b1, c1, a2, b2, c2);
        double y = formy(a1, b1, c1, a2, b2, c2);
        return{ x,y, true };
    }
    else
    {
        return{ NULL,NULL, false };
    }
}

bool checkT(limcord now, cord ot)
{
    if (ras(ot.x1, ot.y1, ot.x2, ot.y2) == ras(ot.x1, ot.y1, now.x, now.y) + ras(ot.x2, ot.y2, now.x, now.y))
        return true;
    else
        return false;
}

string check(map<int, set<string>> dic, string word)
{
    if (dic.find(word.size()) != dic.end())
        if (dic[word.size()].find(word) != dic[word.size()].end())
            return word;
        else
        {
            for (auto i = dic[word.size()].begin(); i != dic[word.size()].end(); i++)
            {
                int s = 0;
                string prom = *i;
                for (int j = 0; j <= i->size() - 1; j++)
                {
                    if (word[j] != prom[j])
                        s++;
                }
                if (s == 1)
                    return prom;
            }
        }
    return word;
}

int main()
{
    //files;
    /*int n;
    string text;
    map<int, set<string>> dic;
    string prom;
    vector <string> answ;

    cin >> prom;
    while (prom != "#")
    {
        dic[prom.size()].insert(prom);
        cin >> prom;
    }
    int corr = 0;
    getline(cin, prom);
    while (getline(cin, prom))
    {
        string word;
        char lasts = 0;
        int last = 0;
        string line = "";
        for (int i = 0; i <= prom.size() - 1; i++)
        {
            if (prom[i] < 'a' || prom[i] > 'z')
                if (lasts >= 'a'&&lasts <= 'z')
                {
                    word = prom.substr(last, i - last);
                    string o = word;
                    word = check(dic, word);
                    if (o != word)
                        corr++;
                    line += word;
                    line += prom[i];
                }
                else
                    line += prom[i];
            else
                if (i == prom.size() - 1)
                {
                    if (prom[i] == 13)
                    {
                        prom = "";
                        break;
                    }
                    else
                    {
                        word = prom.substr(last, i - last + 1);
                        string o = word;
                        word = check(dic, word);
                        if (o != word)
                            corr++;
                        line += word;
                    }
                }
                else
                    if (lasts < 'a' || lasts > 'z')
                        last = i;
            lasts = prom[i];
        }
        answ.push_back(line);
    }

    for (auto i = answ.begin(); i != answ.end(); i++)
    {
        cout << *i << endl;
    }
    cout << corr;*/

    set<string> room;
    string s;
    cin >> s;
    room.insert(s);
    cin >> s;
    while (s != "#")
    {
        for (int i = 0; i < s.size(); i++)
        {
            if (s[i] == '-')
            {
                room.insert(s.substr(0, i));
                room.insert(s.substr(i+1, s.size()-i-1));
            }
        }
        cin >> s;
    }

    cout << room.size() - 1;
    system("pause");
    return 0;
}