def sorting2(n,a):
m1=min(a)
q=[]
for i in range(n):
if a[i]%m1!=0:
q.append(a[i])
if q==[]: return "yes"
else:
m2=min(q)
c=0
for j in range(len(q)):
if q[j]%m2==0:
c+=1
if c==len(q):
return "yes"
return "no"
t=int(input())
for _ in range(t):
n=int(input())
a=list(map(int,input().split()))
print(sorting2(n,a))
566. Reshape the Matrix | 167. Two Sum II - Input array is sorted |
387. First Unique Character in a String | 383. Ransom Note |
242. Valid Anagram | 141. Linked List Cycle |
21. Merge Two Sorted Lists | 203. Remove Linked List Elements |
733. Flood Fill | 206. Reverse Linked List |
83. Remove Duplicates from Sorted List | 116. Populating Next Right Pointers in Each Node |
145. Binary Tree Postorder Traversal | 94. Binary Tree Inorder Traversal |
101. Symmetric Tree | 77. Combinations |
46. Permutations | 226. Invert Binary Tree |
112. Path Sum | 1556A - A Variety of Operations |
136. Single Number | 169. Majority Element |
119. Pascal's Triangle II | 409. Longest Palindrome |
1574A - Regular Bracket Sequences | 1574B - Combinatorics Homework |
1567A - Domino Disaster | 1593A - Elections |
1607A - Linear Keyboard | EQUALCOIN Equal Coins |