#include <iostream>
#include <fstream>
#include <cmath>
#include <string>

using namespace std ;

int main () {
    ifstream arq ;
    ofstream arqs ;
    int cont = 0, i ;
    string linha[100];

    arq.open ("arq1.txt") ;

    for ( i = 0 ; i < 100 ; i++ )
    {
        getline (arq, linha[i]) ;
        if ( linha[i].size() == 0 )
        {
            break ;
        }
        else
        {
            cont ++ ;
        }
    }

    arqs.open ("arqs2.txt") ;

    for ( i = 0  ; i < cont  ; i  -- )
    {
        arqs << linha[i] << endl ;
    }

    arq.close();
    arqs.close() ;

    return 0 ;
}