import java.util.*;
import java.awt.geom.*;
import java.io.*;
import java.math.*;
 
class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		PrintWriter out = new PrintWriter(System.out);
		int a = sc.nextInt();
		int b = sc.nextInt();
		int c = sc.nextInt();
		if(check(a,b,c)) {
			System.out.println("INF");
			return;
		}
		int MAX = Math.max(a, Math.max(b, c));
		int count = 0;
		for(int i = 1; i <= MAX; i++) {
			if(check(a % i, b % i, c % i)) {
				count++;
			
			}
		}
		System.out.println(count);
	}
	static boolean check(int a, int b, int c) {
		return a != b && b != c && a != c &&  ((a < b && c < b) || (a > b && c > b));
	}
 
	
}