Crappy pancake calculator

#include <iostream>

using namespace std;

int main()
{
    int flour_owned, eggs_owned, sugar_owned, milk_owned;
    int flour_needed = 40;
    int eggs_needed = 1;
    int sugar_needed = 17;
    int milk_needed = 54;

    cout << "How many eggs do you have? ";
    cin >> eggs_owned;
    cout << "How many grams of flour do you have? ";
    cin >> flour_owned;
    cout << "How many grams of sugar do you have? ";
    cin >> sugar_owned;
    cout << "How many millilitres of milk do you have? ";
    cin >> milk_owned;

    if(eggs_owned < eggs_needed || flour_owned < flour_needed || sugar_owned < sugar_needed || milk_owned < milk_needed){
        cout << "you cannot make a batch of pancakes :(" << endl;
        return 0;
    }

    int flour_owned /= flour_needed;
    int sugar_owned /= sugar_needed;
    int milk_owned /= milk_needed;
    int eggs_owned /= eggs_needed;
    int pancakes;

    if (flour_owned<=sugar_owned && flour_owned<=milk_owned && flour_owned<=eggs_owned){
        pancakes=flour_owned;
    } else if (sugar_owned<=milk_owned && sugar_owned<=eggs_owned){
        pancakes=sugar_owned;
    } else if (milk_owned<=eggs_owned){
        pancakes=milk_owned;
    } else{
        pancakes=eggs_owned;
    }

    cout << "You can make " << pancakes << " batche(s) of pancakes." << endl;
    cout << "Use " << eggs_needed * pancakes << " egg(s) " << flour_needed * pancakes << " grams of flour " << sugar_needed * pancakes << " grams of sugar and " << milk_needed * pancakes << " millilitres of milk";

    return 0;
}