#include <bits/stdc++.h>

using namespace std;
typedef long long ll;
#define REP(i,n) for(int i=0; i<int(n); i++)
#define FOR(i,m,n) for(int i=int(m); i<int(n); i++)
#define ALL(obj) (obj).begin(),(obj).end()
#define VI vector<int>
#define VLL vector<long long>
#define VVI vector<vector<int>>
#define VVLL vector<vector<long long>>
#define VC vector<char>
#define VS vector<string>
#define VVC vector<vector<char>>
#define fore(i,a) for(auto &i:a)

typedef pair <int, int> P;
template<class T> bool chmax(T &a, T b) { if (a < b) { a = b; return true; } return false; }
template<class T> bool chmin(T &a, T b) { if (a > b) { a = b; return true; } return false; }
const int  INF = 2147483647;
const ll INFL = 9223372036854775807;
const ll mod = 1000000007;




int main() {

	int a, b, c;
	cin >> a >> b >> c;
	if (a == b || b == c || c == a) {
		cout << 0 << endl;
		return 0;
	}
	if ((a<b&&b>c) || (a > b&&b < c)) {
		cout << "INF" << endl;
		return 0;
	}
	int ans = 0;
	FOR(i, 1, max({ a,b,c }) + 10) {
		int d = a % i, e = b % i, f = c % i;
		if (((d<e&&e>f) || (d > e&&e < f)) && d != e && e != f && d != f)ans++;
	}

	cout << ans << endl;
	
	return 0;
	
}