#include <bits/stdc++.h>
using namespace std;
#ifdef LOCAL
  #include "settings/debug.cpp"
#else
  #define Debug(...) void(0)
#endif
#define rep(i, n) for (int i = 0; i < (n); ++i)
using ll = long long;
using ull = unsigned long long;

int main() {
  int a, b, c;
  cin >> a >> b >> c;
  if (a != b && b != c && c != a && (max({ a, b, c }) == b || min({ a, b, c }) == b)) {
    cout << "INF" << endl;
  }
  else {
    int ans = 0;
    for (int p = 1; p <= max({ a, b, c }); ++p) {
      int x = a % p, y = b % p, z = c % p;
      if (x != y && y != z && z != x && (max({ x, y, z }) == y || min({ x, y, z }) == y)) ++ans;
    }
    cout << ans << endl;
  }
  return 0;
}