#include <stdio.h>
#include <atcoder/all>
#include <bits/stdc++.h>
using namespace std;
using namespace atcoder;
using mint = modint998244353;
#define rep(i,n) for (int i = 0; i < (n); ++i)
#define Inf32 1000000001
#define Inf64 4000000000000000001



int main(){
	
	int a,b,c;
	cin>>a>>b>>c;
	
	int x = a*b*c;
	int y = a*b + b*c + c*a;
	y *= 2;
	swap(x,y);
	if(x>y)cout<<2<<endl;
	else cout<<3<<endl;
	
	return 0;
}