pr 2 siruri caractere

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

using namespace std;

int SortCuv(char cuv[])
{
    char aux;
    int n = strlen(cuv);
    for(int i = 0; i < n-1; i++)
        for(int j = i+1; j < n; j++)
        {
            if(cuv[i] > cuv[j])
            {
                aux = cuv[i];
                cuv[i] = cuv[j];
                cuv[j] = aux;
            }

        }
}

int main()
{
    ifstream fin("intrare.txt");
    ofstream fout("iesire.txt");
    char cuv1[255], cuv2[255], c1[255], c2[255];

    while(!fin.eof())
    {
        fin>>cuv1;
        fin>>cuv2;
        //cout<<"Inainte de sortare:"<<cuv1<<" "<<cuv2<<endl;
        strcpy(c1, cuv1);
        strcpy(c2, cuv2);
        SortCuv(cuv1);
        SortCuv(cuv2);
        //cout<<"Dupa sortare:"<<cuv1<<" "<<cuv2<<endl;
        if (!strcmp(cuv1, cuv2))
            fout<<c1<<" "<<c2<<endl;
    }
    fin.close();
    fout.close();

    return 0;
}