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

bool ok( int a, int b, int c ){
  if( a == b or b == c or a == c )
    return false;
  if( max( { a, b, c } ) == b or min( { a, b, c } ) == b )
    return true;
  return false;
}

signed main(){
  int a, b, c; cin >> a >> b >> c;
  if( ok( a, b, c ) )
    cout << "INF" << endl;
  else{
    int ans = 0;
    for( int i = 1; i <= 1000; ++i )
      ans += ok( a % i, b % i, c % i );
    cout << ans << endl;
  }
  return 0;
}