TEXT

#include <iostream>
#include <fstream>
#include <vector>
#include <iomanip>
#define ult s[s.length() - 1]-'a'
#define prm s[0]-'a'
using namespace std;
ifstream fin("text.in");
ofstream fout("text.out");
vector < string > cuvinte;
int p[20001], l[30], pos[30], C = 0;
void Afisare(int pos)
{
    if(pos == 0)
        return;
    C++;
    Afisare(p[pos]);
    fout << cuvinte[pos] << '\n';
}
int max(int a, int b, int &pos, int i)
{
    if(a > b)
        return a;
    else
    {
        pos = i;
        return b;
    }
}
int main()
{
    int c = 0;
    string s;
    cuvinte.push_back("");
    while(fin >> s)
    {
        c++;
        if(l[ult] < l[prm] + 1)
        {
            l[ult] = l[prm] + 1;
            pos[ult] = c;
            p[c] = pos[prm];
        }
        cuvinte.push_back(s);
    }
    fout << "                                                  \n";
    int maxim = 0, start = 0;
    for(int i = 0; i <= 30; i++)
        maxim = max(maxim, l[i], start, pos[i]);
    Afisare(start);
    fout.close();
    fout.open("text.out", ios::in | ios::out);
    fout << c << '\n' << c - C;
    fin.close();
    fout.close();
    return 0;
}