#include <iostream>
#include <algorithm>
using namespace std;
bool kado(int a,int b,int c){
    if(a==b || b==c || c==a)return false;
    if(max({a,b,c}) == b || min({a,b,c}) == b)return true;
    return false;
}
int main(){
    int a,b,c;cin>>a>>b>>c;
    if(kado(a,b,c)){
        cout <<"INF" << endl;
    }else{
        int ans = 0;
        for(int i = 1; max({a,b,c}) >= i; i++){
            if(kado(a%i,b%i,c%i))ans++;
        }
        cout << ans << endl;
    }
}