def test_prime(self):
self.assertEqual(Prime.is_prime(3), True)
print(Prime.is_prime(3))
self.assertEqual(Prime.is_prime(19), True)
print(Prime.is_prime(19))
self.assertEqual(Prime.is_prime(12), False)
print(Prime.is_prime(12))
import Prime
if __name__ == '__main__':
primes = set(Prime.primes)
diags = [1]
nom = 0
denom = 1
for i in range(1, 1000000):
d = i * 2
denom += 4
for j in range(4):
diags.append(diags[-1] + d)
for num in diags[-4:]:
if Prime.is_prime(num) == True:
nom += 1
#print nom, denom
if float(nom) / float(denom) < 0.1:
print d + 1
break
def is_right(five):
for p1, p2 in itertools.permutations(five, 2):
if Prime.is_prime(str(p1) + str(p2)) == False:
return False
return True
