2025-06-14 18:11:03 +09:00

14 lines
266 B
Python

n = int(input())
num = list(map(int, input().split()))
count = 0
for t in num :
if t==1 : continue
isPrime = True
for i in range(2,int(t**0.5)+1) :
if t%i==0 :
isPrime = False
break
if isPrime : count+=1
print(count)