#include<bits/stdc++.h>
using namespace std;

bool isKadomatsu(int a, int b, int c){
  if(a != b && a != c && b != c){
    if(a < b){
      if(b > c){
//        cout << a << b << c << endl;
        return true;
      }
    }else if(a > b){
      if(b < c){
//        cout << a << b << c << endl;
        return true;
      }
    }
  }    
  return false;
}

int main(){
  int a, b, c;
  cin >> a >> b >> c;
  int count = 0;
  if(isKadomatsu(a, b, c) == true){
    cout << "INF" << endl;
  }else{
    for(int i = 1; i <= max(max(a, b), c); i++){
      if(isKadomatsu(a % i, b % i, c % i) == true) count++;
    }
    cout << count << endl;
  }
}