/* -*- coding: utf-8 -*-
 *
 * 2451.cc:  No.2451 Redistribute Integers - yukicoder
 */

#include<cstdio>
#include<algorithm>
 
using namespace std;

/* constant */

const int MAX_N = 500000;

/* typedef */

typedef long long ll;

/* global variables */

int as[MAX_N];

/* subroutines */

/* main */

int main() {
  int n;
  scanf("%d", &n);
  for (int i = 0; i < n; i++) scanf("%d", as + i);

  ll sum = 0;
  for (int i = 0; i < n; i++) sum += as[i];

  if (sum % n == 0) puts("Yes");
  else puts("No");
  return 0;
}