def zs(a):
    for i in range(2,a):
        if a%i==0:
            return True
        else:
            return False
n=int(input())
a=[]
for i in range(n):
    a.append(int(input()))
for i in range(len(a)):
    if zs(a[i])==0:
        print(a[i],end=' ')