import java.util.Scanner;

public class Test {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);

		int a, b, c, cnt = 0;
		a = sc.nextInt();
		b = sc.nextInt();
		c = sc.nextInt();
		if (a == b || b == c || c == a) {
			System.out.println(0);
			return;
		}
		if (Math.max(Math.max(a, b), c) == b || Math.min(Math.min(a, b), c) == b) {
			System.out.println("INF");
			return;
		}
		int ta, tb, tc;
		for (int i = 3, j = Math.max(a, c); i <= j; i++) {
			ta = a % i;
			tb = b % i;
			tc = c % i;
			if (ta == tb || tb == tc || tc == ta) {
				continue;
			}
			if (Math.max(Math.max(ta, tb), tc) == tb || Math.min(Math.min(ta, tb), tc) == tb) {
				cnt++;
			}
		}
		System.out.println(cnt);
	}
}