#include <bits/stdc++.h>
using namespace std;
using ll = long long;

int main(){
    ios::sync_with_stdio(false);
    cin.tie(0);
    ll a, b, c, x, y; cin >> a >> b >> c;
    x = (a*b + b*c + c*a) * 2;
    y = a*b*c;
    cout << (x > y ? 2 : 3) << '\n';
    return 0;
}