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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 > 7.0001:
  13. 			sum = 0
  14. 			break
  15. 	if abs(sum - 7) < 0.0001:
  16. 		print(i,v,sum)
  17. 		i+=1
Success #stdin #stdout 0.26s 9204KB
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Standard input is empty
stdout
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1 (2, 9, 5, 8, 6, 4, 3) 7.0
2 (3, 4, 5, 8, 9, 6, 1) 7.0
3 (3, 8, 5, 2, 9, 6, 4) 7.0
4 (3, 9, 5, 2, 6, 8, 4) 7.0
5 (3, 9, 5, 8, 6, 2, 1) 7.0
6 (4, 3, 5, 6, 9, 8, 1) 7.0
7 (4, 8, 5, 6, 9, 1, 2) 7.0
8 (4, 8, 6, 3, 9, 2, 1) 7.0
9 (6, 3, 5, 2, 9, 8, 4) 7.0
10 (6, 3, 5, 8, 9, 2, 1) 7.0
11 (6, 4, 5, 8, 9, 1, 2) 7.0
12 (6, 8, 5, 3, 4, 2, 1) 7.0
13 (6, 9, 3, 8, 2, 4, 1) 7.0
14 (6, 9, 5, 4, 2, 3, 1) 7.000000000000001
15 (7, 2, 5, 4, 9, 6, 3) 6.999999999999999
16 (7, 2, 5, 6, 4, 8, 3) 7.0
17 (7, 2, 6, 3, 9, 8, 4) 6.999999999999999
18 (7, 3, 2, 6, 9, 8, 4) 7.0
19 (7, 3, 2, 8, 9, 4, 6) 7.0
20 (7, 3, 4, 2, 9, 8, 6) 7.0
21 (7, 3, 5, 2, 6, 8, 4) 7.0
22 (7, 3, 5, 2, 9, 4, 6) 7.0
23 (7, 3, 5, 6, 9, 2, 1) 7.0
24 (7, 3, 5, 8, 6, 2, 1) 7.0
25 (7, 3, 5, 8, 9, 1, 6) 7.0
26 (7, 4, 3, 8, 9, 2, 1) 7.0
27 (7, 4, 5, 6, 9, 1, 2) 7.0
28 (7, 4, 5, 8, 3, 2, 1) 7.0
29 (7, 4, 5, 8, 6, 1, 2) 7.0
30 (7, 4, 6, 3, 9, 2, 1) 7.0
31 (7, 4, 6, 8, 2, 3, 1) 7.000000000000001
32 (7, 6, 2, 8, 9, 3, 1) 7.0
33 (7, 6, 3, 4, 9, 2, 1) 7.0
34 (7, 6, 3, 8, 9, 1, 2) 7.0
35 (7, 6, 5, 2, 4, 8, 1) 7.0
36 (7, 6, 5, 2, 9, 3, 1) 7.0
37 (7, 6, 5, 4, 3, 2, 1) 7.0
38 (7, 6, 5, 8, 3, 1, 2) 7.0
39 (7, 8, 4, 2, 9, 3, 1) 7.0
40 (7, 8, 5, 3, 4, 1, 6) 7.0
41 (7, 8, 6, 2, 4, 3, 1) 7.000000000000001
42 (7, 9, 2, 8, 3, 6, 1) 6.999999999999999
43 (7, 9, 3, 6, 2, 4, 1) 7.0
44 (7, 9, 4, 3, 2, 8, 1) 7.0
45 (7, 9, 5, 2, 3, 6, 1) 6.999999999999999
46 (7, 9, 5, 3, 2, 4, 1) 7.0
47 (7, 9, 5, 3, 6, 1, 2) 7.0
48 (7, 9, 5, 8, 1, 3, 6) 7.0
49 (7, 9, 5, 8, 1, 4, 3) 6.999999999999999
50 (7, 9, 5, 8, 1, 6, 2) 6.999999999999999
51 (7, 9, 5, 8, 2, 1, 3) 6.999999999999999
52 (7, 9, 6, 2, 3, 4, 1) 7.0
53 (7, 9, 6, 4, 3, 1, 2) 7.0
54 (7, 9, 6, 8, 1, 4, 2) 7.0
https://ideone.com/JWjypu
language:
Python 3 (python  3.9.5)
created:
2 years ago
visibility:
public

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