#!/usr/bin/env python3
# from typing import *

import sys
import io
import math
import collections
import decimal
import itertools
import bisect
import heapq


def input():
    return sys.stdin.readline()[:-1]


# sys.setrecursionlimit(1000000)

# _INPUT = """# paste here...
# """
# sys.stdin = io.StringIO(_INPUT)

INF = 10**10

YES = 'Yes'
NO = 'No'


N = int(input())
A = list(map(int, input().split()))
if sum(A) % N == 0:
    print('Yes')
else:
    print('No')