#include <iostream>#include <cmath>using namespace std;int n,i,j,v[100],u[100];int main(){ cin>>n; for(i=1;i<=n;i++) cin>>v[i]; for(i=1;i<n;i++) for(j=i+1;j<=n;j++) if(v[i]>v[j]) swap(v[i],v[j]); j=0; for(i=1;i<=n;i++) if( sqrt(v[i])==int (sqrt(v[i])) ) u[++j]=v[i];
for(i=1;i<=j;i++) cout<<u[i]<<" "; return 0;}