n = int(input())
lis = list(map(int,input().split()))

lis2 = []
zero_cnt = 0
for i in range(n):
	if(lis[i] != 0):
		lis2.append(lis[i])
	else:
		zero_cnt += 1
lis2.sort()

diff = []
for i in range(len(lis2)-1):
	diff.append(lis2[i+1] - lis2[i])
diff.sort()

if(diff[0] != 0):
	cnt = 0
	for i in range(1,len(diff)):
		if(diff[i] % diff[0] != 0):
			print('No')
			exit(0)
		else:
			cnt += diff[i] // diff[0] - 1
	if(zero_cnt >= cnt):
		print('Yes')
	else:
		print('No')
else:
	if(diff[-1] == 0):
		print('Yes')
	else:
		print('No')