# 中央ぞろえ

import sys
from collections import Counter
from math import gcd
input = lambda: sys.stdin.readline().rstrip()
inf = float('inf')

###############

n = int(input())
A = list(map(int, input().split()))
A.sort()
zero_cnt = 0
for i in range(n):
  if A[i] == 0:
    zero_cnt += 1
  else:
    break
C = A[zero_cnt:]
m = len(C)
if m <= 1:
  print('Yes')
  exit()
st = set()
for i in range(m-1):
  st.add(C[i+1] - C[i])
delta = 0
for i in st:
  delta = gcd(delta, i)

if len(C) > len(set(C)):
  if len(Counter(C)) >= 2:
    print('No')
  else:
    print('Yes')
  exit()
need = 0
for i in range(m-1):
  if (C[i+1] - C[i]) % delta != 0:
    print('No')
    exit()
  need += (C[i+1] - C[i]) // delta - 1
print('Yes' if need <= zero_cnt else 'No')