#include <blitz/array.h>#ifdef BZ_HAVE_STD	#include <fstream>#else	#include <fstream.h>#endifBZ_USING_NAMESPACE(blitz)const char* filename = "io.data";void write_arrays(){    ofstream ofs(filename);    if (ofs.bad())    {        cerr << "Unable to write to file: " << filename << endl;        exit(1);    }    Array<float,3> A(3,4,5);    A = 111 + tensor::i + 10 * tensor::j + 100 * tensor::k;    ofs << A << endl;    Array<float,2> B(3,4);    B = 11 + tensor::i + 10 * tensor::j;    ofs << B << endl;    Array<float,1> C(4);    C = 1 + tensor::i;    ofs << C << endl;}int main(){    write_arrays();    ifstream ifs(filename);    if (ifs.bad())    {        cerr << "Unable to open file: " << filename << endl;        exit(1);    }    Array<float,3> A;    Array<float,2> B;    Array<float,1> C;    ifs >> A >> B >> C;    cout << "Arrays restored from file: " << A << B << C << endl;    return 0;}