#include <iostream>
#include <cstdio>
#include <algorithm>

using namespace std;

bool is_kadomatsu(int a, int b, int c) {
	if (a == b || b == c || c == a) {
		return false;
	}

	return max({a, b, c}) == b || min({a, b, c}) == b;

}

int main() {
	int a, b, c;

	cin >> a >> b >> c;
	if (is_kadomatsu(a, b, c)) {
		cout << "INF" << endl;
	} else {
		int ans = 0;
		int m = max({a, b, c});
		for (int i = 1; i <= m; i++) {
			if (is_kadomatsu(a%i, b%i, c%i)) {
				ans++;
			}
		}
		cout << ans << endl;
	}
	return 0;
}