multi

#!/usr/bin/env python3
import sys
import math
import threading
import time

def isPrime(number) :
    if number > 1:
        for i in range(2, number):
            if (number % i) == 0:
                return False
        else:
            return True
    else:
        return False

def prob1(lista):
    primeNum = []
    for element in lista:
        time.sleep(1)
        if(isPrime(element)):
            primeNum.append(element)
    n = len(primeNum)
    if(n % 2 == 0):
        print((primeNum[n // 2] + primeNum[n // 2 + 1]) / 2, max(primeNum), primeNum)
    else:
        print(primeNum[n // 2], max(primeNum), primeNum)


def prob2(lista):
    divizori = [1]
    for element in lista:
        div = 2
        time.sleep(1.5)
        while div <= element:
            if element % div == 0:
                if div not in divizori:
                    divizori.append(div)
            div += 1
    n = len(divizori)
    if(n % 2 == 0):
       print((divizori[n // 2] + divizori[n // 2 + 1]) / 2, max(divizori), divizori)
    else:
        print(divizori[n // 2], max(divizori), divizori)


if __name__ == "__main__":
    lista = []
    for i in range(1, len(sys.argv)):
        lista.append(int(sys.argv[i]))
    t3 = threading.Thread()
    t1 = threading.Thread(target=prob1, args= (lista, ))
    t2 = threading.Thread(target=prob2, args= (lista, ))
    t1.start()
    t2.start()
    print("Is thread1 alive:", t1.is_alive())
    print("Is thread2 alive:", t2.is_alive())
    t1.join()
    print("Is thread1 alive:", t1.is_alive())
    print("Is thread2 alive:", t2.is_alive())
    t2.join()
    print("Is thread1 alive:", t1.is_alive())
    print("Is thread2 alive:", t2.is_alive())
    print("All done!")