using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace YukiCoder {
    class Program {
        static void Main() {
            int[] A = new int[3];
            string s = Console.ReadLine();
            for(int i = 0; i < 3; i++) {
                A[i] = int.Parse(s.Split(' ')[i]);
            }
            if (A[0] == A[1] || A[1] == A[2] || A[0] == A[2]) {
                Console.WriteLine(0);
            }
            else if (A.Min() == A[1] || A.Max() == A[1]) {
                Console.WriteLine("INF");
            }
            else {
                
                int count = 0;
                for(int i = 1; i <= A.Max(); i++) {
                    int[] b = new int[3];
                    for(int j = 0; j < 3; j++) {
                        b[j] = A[j] % i;
                    }
                    if (!(b[0] == b[1] || b[1] == b[2] || b[0] == b[2])) {
                        if (b.Min() == b[1] || b.Max() == b[1]) {
                            count++;
                        }
                    }

                }
                Console.WriteLine(count);
            }
        }
    }
}