#include <iostream>
#include <string>
using namespace std;
int main() {
  string a, b;
  cin >> a;
  cin >> b;
  int cnt = stoi(a.substr(a.length() - 1));
  if (cnt % 2 == 0) {
    cout << "Yes" << endl;
  } else {
    cout << "No" << endl;
  }
  return 0;
}