Răspuns:
from math import sqrt
lista=[]
da=True
n=int(input())
for x in range (n):
lista.append(int(input()))
for x in lista:
ok=True
for d in range(2, int(sqrt(x))+1):
if x%d==0:
ok=False
break
if not ok or x<2:
da=False
break
if da:
print("DA")
else:
print("NU")
Explicație: