#include <iostream>
#include <algorithm>
using namespace std;

int a, b, c;

bool isKadomatsu(int a, int b, int c) {
	if (a == b || b == c || c == a) return false;
	if (b > a && b > c) return true;
	if (b < a && b < c) return true;
	return false;
}

int main() {
	cin >> a >> b >> c;
	if (isKadomatsu(a, b, c)) {
		cout << "INF" << endl;
		return 0;
	}

	int ans = 0;
	for (int p = 1; p <= max(a, max(b, c)); p++) {
		if (isKadomatsu(a % p, b % p, c % p)) {
			ans++;
		}
	}
	cout << ans << endl;
	return 0;
}