#include #include #include using namespace atcoder; using mint = modint998244353; using namespace std; #define rep(i,n) for (int i = 0; i < (n); ++i) #define Inf 1000000001 int main(){ int n; cin>>n; vector a(1000001,0); rep(i,n){ int x; cin>>x; a[x]++; } for(int i=1;i<=1000000;i++){ for(int j=i*2;j<=1000000;j+=i){ a[i] += a[j]; } } vector ans(n+1,0); rep(i,a.size()){ ans[n-a[i]] = i; } int as = 0; rep(i,n){ as = max(as,ans[i]); cout<