blob: d296f0ef389cdd76805b59ae317a982bfb153a20 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
|
#! /usr/bin/env python
# Print prime numbers in a given range
def primes(min, max):
if max >= 2 >= min:
print(2)
primes = [2]
i = 3
while i <= max:
for p in primes:
if i % p == 0 or p*p > i:
break
if i % p != 0:
primes.append(i)
if i >= min:
print(i)
i += 2
def main():
import sys
min, max = 2, 0x7fffffff
if sys.argv[1:]:
min = int(sys.argv[1])
if sys.argv[2:]:
max = int(sys.argv[2])
primes(min, max)
if __name__ == "__main__":
main()
|
