Buggy python submission (verdict: Time Limit Exceeded):
import collections

def factorization(n):
    pf_cnt = {1:1}
    temp = n
    for i in range(2, int(-(-n**0.5//1))+1):
        if temp%i == 0:
            cnt = 0
            while temp%i == 0:
                cnt += 1
                temp //= i
            pf_cnt[i] = cnt

    if temp != 1: pf_cnt[temp] = 1
    if not pf_cnt: pf_cnt[n] = 1

    return pf_cnt



def main():
    n = int(input())
    al = list(map(int, input().split()))

    al_not_multi = []
    dels = []
    cnt = collections.Counter(al)
    for i,v in cnt.items():
        if v == 1:
            al_not_multi.append(i)
        else:
            dels.append(i)

    if not al_not_multi:
        print(0)
        return

    al_not_multi.sort()
    primes = []
    for a in al_not_multi:
        for prime in primes + dels:
            if a%prime == 0: break
        else:
            primes.append(a)
    # print(primes)
    print(len(primes))


    # primes = {}
    # for a in al:
    #     fac = factorization(a)
    #     for prime,cnt in fac:
    #         primes.setdefault(prime,10000)
    #         primes[prime] = min(cnt, primes[prime])




if __name__ == "__main__":
    main()

Fixed submission:
import collections


def main():
    n = int(input())
    al = list(map(int, input().split()))
    al.sort()

    dp = [1]*(10**6+1) 
    for a in al:
        if dp[a] >= 0:
            dp[a] -= 1
            for i in range(2,10**6//a + 1):
                dp[a*i] -= 2
    
    ans = 0
    for a in al:
        if dp[a] >= 0: ans+=1
    print(ans)


if __name__ == "__main__":
    main()

Buggy python submission (verdict: Time Limit Exceeded):
import collections

def factorization(n):
    pf_cnt = {1:1}
    temp = n
    for i in range(2, int(-(-n**0.5//1))+1):
        if temp%i == 0:
            cnt = 0
            while temp%i == 0:
                cnt += 1
                temp //= i
            pf_cnt[i] = cnt

    if temp != 1: pf_cnt[temp] = 1
    if not pf_cnt: pf_cnt[n] = 1

    return pf_cnt



def main():
    n = int(input())
    al = list(map(int, input().split()))

    al_not_multi = []
    dels = []
    cnt = collections.Counter(al)
    for i,v in cnt.items():
        if v == 1:
            al_not_multi.append(i)
        else:
            dels.append(i)

    if not al_not_multi:
        print(0)
        return

    al_not_multi.sort()
    primes = []
    for a in al_not_multi:
        for prime in primes + dels:
            if a%prime == 0: break
        else:
            primes.append(a)
    # print(primes)
    print(len(primes))


    # primes = {}
    # for a in al:
    #     fac = factorization(a)
    #     for prime,cnt in fac:
    #         primes.setdefault(prime,10000)
    #         primes[prime] = min(cnt, primes[prime])




if __name__ == "__main__":
    main()

Fixed submission:
import collections


def main():
    n = int(input())
    al = list(map(int, input().split()))
    al.sort()

    dp = [1]*(10**6+1) 
    for a in al:
        if dp[a] >= 0:
            dp[a] -= 1
            for i in range(2,10**6//a + 1):
                dp[a*i] -= 2
    
    ans = 0
    for a in al:
        if dp[a] >= 0: ans+=1
    print(ans)


if __name__ == "__main__":
    main()

Buggy python submission (verdict: Runtime Error):


import collections
import math

def get_sieve_of_eratosthenes_new(data):
    prime = []
    limit = math.sqrt(max(data))
    # data = [i + 1 for i in range(1, n)]
    while True:
        p = data[0]
        if limit <= p:
            return prime + data
        prime.append(p)
        data = [e for e in data if e % p != 0]
    return data


def main():
    n = int(input())
    al = list(map(int, input().split()))
    al_not_multi = []
    cnt = collections.Counter(al)
    for i,v in cnt.items():
        if v == 1:
            al_not_multi.append(i)

    if not al_not_multi:
        print(0)
        return

    al_not_multi.sort()
    ans = get_sieve_of_eratosthenes_new(al_not_multi)
    print(len(ans))

    # ans = 0
    # while al_not_multi:
    #     p = al_not_multi[0]
    #     al_not_multi = [e for e in al_not_multi[1:] if e % p != 0]
    #     ans += 1


    # al_n = al_not_multi[:]
    # ans = 0
    # while al_n:
    #     new_al_n = []
    #     start = al_n[0]
    #     for a in al_n[1:]:
    #         if a%start!=0:
    #             new_al_n.append(a)
    #     al_n = new_al_n[:]
    #     ans += 1
    # print(ans)




if __name__ == "__main__":
    main()

Fixed submission:
import collections


def main():
    n = int(input())
    al = list(map(int, input().split()))
    al.sort()

    dp = [1]*(10**6+1) 
    for a in al:
        if dp[a] >= 0:
            dp[a] -= 1
            for i in range(2,10**6//a + 1):
                dp[a*i] -= 2
    
    ans = 0
    for a in al:
        if dp[a] >= 0: ans+=1
    print(ans)


if __name__ == "__main__":
    main()