Cat Shelter

#include <iostream>
#include <string>

using namespace std;

int main() {
    int food;
    cin >> food;

    food *= 1000;

    string command;
    cin >> command;

    while (command != "Adopted") {
        food -= stoi(command);
        cin >> command;
    }

    if (food >= 0){
        cout << "Food is enough! Leftovers: " << food << " grams.\n";
    }
    else{
        cout << "Food is not enough. You need " << abs(food) << " grams more.\n";
    }

    return 0;
}