#include <bits/stdc++.h>
using namespace std;
int main(){
  int N;
  cin >> N;
  vector<int> A(N);
  for (int i = 0; i < N; i++){
    cin >> A[i];
  }
  vector<long long> S(N + 1);
  S[0] = 0;
  for (int i = 0; i < N; i++){
    S[i + 1] = S[i] + A[i];
  }
  bool ok = true;
  for (int i = 0; i < N; i++){
    if ((S[N] - S[i]) % (i + 1) != 0){
      ok = false;
    }
  }
  if (ok){
    cout << "Yes" << endl;
  } else {
    cout << "No" << endl;
  }
}