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  1. import itertools
  2.  
  3. p = [i for i in range(1,8)]
  4. p.reverse()
  5. l = [i for i in range(1,10)]
  6.  
  7. i = 1
  8. for v in itertools.permutations(l, 7):
  9. 	sum = 0
  10. 	for x,y in zip(p,v):
  11. 		sum+= x/y
  12. 		if sum > 7.0004:
  13. 			sum = 0
  14. 			break
  15. 	if abs(sum - 7) < 0.0004:
  16. 		print(i,v,sum)
  17. 		i+=1
Success #stdin #stdout 0.3s 8996KB
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1 (2, 6, 7, 5, 8, 4, 9) 7.000396825396825
2 (2, 9, 5, 8, 6, 4, 3) 7.0
3 (3, 4, 5, 8, 9, 6, 1) 7.0
4 (3, 5, 9, 2, 6, 7, 8) 6.999603174603174
5 (3, 5, 9, 2, 8, 7, 4) 6.999603174603174
6 (3, 5, 9, 4, 2, 7, 8) 6.999603174603174
7 (3, 8, 5, 2, 9, 6, 4) 7.0
8 (3, 9, 5, 2, 6, 8, 4) 7.0
9 (3, 9, 5, 8, 6, 2, 1) 7.0
10 (4, 3, 5, 6, 9, 8, 1) 7.0
11 (4, 8, 5, 6, 9, 1, 2) 7.0
12 (4, 8, 6, 3, 9, 2, 1) 7.0
13 (6, 3, 5, 2, 9, 8, 4) 7.0
14 (6, 3, 5, 8, 9, 2, 1) 7.0
15 (6, 4, 5, 8, 9, 1, 2) 7.0
16 (6, 8, 5, 3, 4, 2, 1) 7.0
17 (6, 9, 3, 8, 2, 4, 1) 7.0
18 (6, 9, 5, 4, 2, 3, 1) 7.000000000000001
19 (7, 2, 5, 4, 9, 6, 3) 6.999999999999999
20 (7, 2, 5, 6, 4, 8, 3) 7.0
21 (7, 2, 6, 3, 9, 8, 4) 6.999999999999999
22 (7, 3, 2, 6, 9, 8, 4) 7.0
23 (7, 3, 2, 8, 9, 4, 6) 7.0
24 (7, 3, 4, 2, 9, 8, 6) 7.0
25 (7, 3, 5, 2, 6, 8, 4) 7.0
26 (7, 3, 5, 2, 9, 4, 6) 7.0
27 (7, 3, 5, 6, 9, 2, 1) 7.0
28 (7, 3, 5, 8, 6, 2, 1) 7.0
29 (7, 3, 5, 8, 9, 1, 6) 7.0
30 (7, 4, 3, 8, 9, 2, 1) 7.0
31 (7, 4, 5, 6, 9, 1, 2) 7.0
32 (7, 4, 5, 8, 3, 2, 1) 7.0
33 (7, 4, 5, 8, 6, 1, 2) 7.0
34 (7, 4, 6, 3, 9, 2, 1) 7.0
35 (7, 4, 6, 8, 2, 3, 1) 7.000000000000001
36 (7, 6, 2, 8, 9, 3, 1) 7.0
37 (7, 6, 3, 4, 9, 2, 1) 7.0
38 (7, 6, 3, 8, 9, 1, 2) 7.0
39 (7, 6, 5, 2, 4, 8, 1) 7.0
40 (7, 6, 5, 2, 9, 3, 1) 7.0
41 (7, 6, 5, 4, 3, 2, 1) 7.0
42 (7, 6, 5, 8, 3, 1, 2) 7.0
43 (7, 8, 4, 2, 9, 3, 1) 7.0
44 (7, 8, 5, 3, 4, 1, 6) 7.0
45 (7, 8, 6, 2, 4, 3, 1) 7.000000000000001
46 (7, 9, 2, 8, 3, 6, 1) 6.999999999999999
47 (7, 9, 3, 6, 2, 4, 1) 7.0
48 (7, 9, 4, 3, 2, 8, 1) 7.0
49 (7, 9, 5, 2, 3, 6, 1) 6.999999999999999
50 (7, 9, 5, 3, 2, 4, 1) 7.0
51 (7, 9, 5, 3, 6, 1, 2) 7.0
52 (7, 9, 5, 8, 1, 3, 6) 7.0
53 (7, 9, 5, 8, 1, 4, 3) 6.999999999999999
54 (7, 9, 5, 8, 1, 6, 2) 6.999999999999999
55 (7, 9, 5, 8, 2, 1, 3) 6.999999999999999
56 (7, 9, 6, 2, 3, 4, 1) 7.0
57 (7, 9, 6, 4, 3, 1, 2) 7.0
58 (7, 9, 6, 8, 1, 4, 2) 7.0
59 (8, 2, 7, 5, 3, 4, 9) 7.000396825396825
60 (8, 2, 9, 3, 4, 7, 5) 6.999603174603174
61 (8, 3, 7, 5, 6, 1, 9) 7.000396825396825
62 (8, 4, 7, 5, 3, 1, 9) 7.000396825396825
63 (8, 6, 7, 5, 1, 4, 9) 7.000396825396825
64 (8, 6, 7, 5, 2, 1, 9) 7.000396825396825
65 (9, 2, 7, 5, 8, 6, 1) 7.000396825396825
https://ideone.com/oTvU30
language:
Python 3 (python  3.9.5)
created:
2 years ago
visibility:
public

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