int main(){
string a = "1010101";
string b = "001010101";
string c = "1110101011";

string s_array[3];

s_array[0] = a;
s_array[1] = b;
s_array[2] = c;

ofstream o_file("a.txt",ios::app);
ofstream o_file2("b.dat", ios::app);

for (int j = 0; j < 1000; j++)
    for (int i = 0; i < 3; i++)
        o_file << s_array[i];


for (int j = 0; j< 1000; j++)
    for (int i = 0; i < 3; i++)
        o_file2 << (byte)s_array[i];


return 0;}