Форматное преобразование данных

void __fastcall TForm_Main::Button_SaveChangesClick(TObject *Sender)
{
    FILE *out;
    int i;
    char s[32];
    out=fopen("Orders.txt","w");
    if(out!=NULL)
    {
        for(i=0;i<OrdersCount;i++)
        {
            fprintf(out,"%d%s",Orders[i].Number,"\n");
            fprintf(out,"%s%s",Orders[i].Date,"\n");
            fprintf(out,"%d%s",Orders[i].CustCode,"\n");
            fprintf(out,"%d%s",Orders[i].ProdCode,"\n");
            if(i==OrdersCount-1) fprintf(out,"%d",int(Orders[i].Quantity));
            else fprintf(out,"%d%s",int(Orders[i].Quantity),"\n");
        }
        fclose(out);
    }
    out=fopen("Customers.txt","w");
    if(out!=NULL)
    {
        for(i=0;i<CustomersCount;i++)
        {
            fprintf(out,"%d%s",Customers[i].Code,"\n");
            fprintf(out,"%d%s",Customers[i].Name,"\n");
            fprintf(out,"%s",Customers[i].Car,"\n");
            if(i==CustomersCount-1)
            fprintf(out,"%s",Customers[i].Car);
            else fprintf(out,"%s%s",Customers[i].Car,"\n");
        }
        fclose(out);
    }
    out=fopen("Products.txt","w");
    if(out!=NULL)
    {
        for(i=0;i<ProductsCount;i++)
        {
            fprintf(out,"%d%s",Products[i].Code,"\n");
            fprintf(out,"%d%s",Products[i].Name,"\n");
            fprintf(out,"%s",Products[i].Unit,"\n");
            fprintf(out,"%f",Products[i].Price,"\n");
            if(i==ProductsCount-1) fprintf(out,"%d",Products[i].Price);
            else fprintf(out,"%f%f",Products[i].Price,"\n");
        }
        fclose(out);
    }
 
 
}