#include <bits/stdc++.h>
using namespace std;
long long arr[666666];
signed main() {
  long long n;
  cin >> n;
  long long s1 = 0, s0 = 0;
  for (long long i = 1; i <= n; i++) {
    cin >> arr[i];
    if (arr[i] % 2)
      s1++;
    else
      s0++;
  }
  if (s1 == s0 + 1)
    cout << "Yes";
  else
    cout << "No";
  return 0;
}
