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
32
33
34
35
36
37
38
39
40
41
42
43
44
45
|
#!/usr/bin/python3
'''
Week 174:
https://theweeklychallenge.org/blog/perl-weekly-challenge-174
Task #1: Disarium Numbers
Write a script to generate first 19 Disarium Numbers.
'''
import unittest
def is_disarium_number(n):
_str = str(n)
_sum = 0
for i in range(0, len(_str)):
_sum += int(_str[i]) ** (i + 1)
return _sum == n
def disarium_numbers(n):
i = 0
dn = []
while len(dn) < n:
if is_disarium_number(i):
dn.append(i)
i = i + 1
return dn
#
#
# Unit test class
class TestDisariumNumbers(unittest.TestCase):
def test_example(self):
exp = [ 0,1,2,3,4,5,6,7,8,9,89,135,175,518,598,1306,1676,2427,2646798 ]
got = disarium_numbers(19)
self.assertEqual(exp, got)
unittest.main()
|
