#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using Graph = vector<vector<int>>;
int main() {
  long double N; cin >> N;
  int ans = 0;
  for(int i = 1; i <= sqrt(20000000); i++) {
    for(int j = 1; j <= sqrt(20000000); j++) {
      long double x = i * i;
      long double y = j * j;
      long double sum = sqrt(x + y);
      if(sum == N) {
        ans++;
      }
    }
  }
  cout << ans << endl;
}