Ошибка при работе со структурами: error LNK2019: ссылка на неразрешенный внешний символ _main

#include<iostream>
using namespace std;
 
struct baza_film
{
    char name_film [30];
    char name_director [30];
    char genre [20];
    int rating;
    double price;
};
 
void Print_Film (baza_film str)
{
    cout<<"Name film: "<<str.name_film<<endl;
    cout<<"Name director: "<<str.name_director<<endl;
    cout<<"Genre: "<<str.genre<<endl;
    cout<<"Rating: "<<str.rating<<endl;
    cout<<"Price : "<<str.price<<endl;
    cout<<"<-------------------------------->\n";
}
 
void mian ()
{
    const int size=5;
    baza_film Film [size] =
    {
        {"Edge of Tomorrow","Douglas Eric Liman","Action",9, 90.30},
        {"Edge of Tomorrow","Douglas Eric Liman","Action",9, 90.30},
        {"Edge of Tomorrow","Douglas Eric Liman","Action",9, 90.30},
        {"Edge of Tomorrow","Douglas Eric Liman","Action",9, 90.30},
        {"Edge of Tomorrow","Douglas Eric Liman","Action",9, 90.30},
    };
    for (int i=0;i<size;i++)
    {
        Print_Film (Film [i]);
        cout<<"---------------------------------\n";
    }
}