#include <bits/stdc++.h>
using namespace std;
int main() {
  int a, b, c;
  cin >> a >> b >> c;
  int ave = (a + b + c) / 3;
  if (ave * 3 < a + b + c) {
    cout << "No\n";
  } else {
    cout << "Yes\n";
  }
}
