On Fri, Sep 5, 2014 at 11:44 AM, Seymore4Head
<Seymore4Head@hotmail.invalid> wrote:
> BTW since I am getting no grade, I much prefer the answer than a hint.
> The best hint IMO is to tell me how you would do it.
from math import ceil, sqrt
def is_prime(n):
if n < 2:
return False
if n % 2 == 0:
return n == 2
return all(n % x != 0 for x in range(3, int(sqrt(n)) + 1, 2))
while True:
n = int(input("Enter a number: "))
if is_prime(n):
print("{} is prime.".format(n))
else:
print("{} is not prime.".format(n))
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