#include <bits/stdc++.h> using namespace std; int a[10005]; int main(){ int t; cin >> t; while (t--) { int n, maxa = 0; cin >> n; for (int i = 1; i <= n; i++) { cin >> a[i]; maxa = max(a[i], maxa); } bool flag = true; for (int i = 1; i <= n; i++) { if (maxa % a[i] != 0) { flag = false; break; } } if (flag){ puts("Yes"); }else{ puts("No"); } } return 0; }