Project Euler #56: Powerful digit sum

Hacker
Rank
Score
21
flag of India
100.00
23
flag of United States
100.00
24
flag of United States
100.00
25
flag of Italy
100.00
26
flag of Israel
100.00
27
flag of India
100.00
31
flag of India
100.00
32
flag of Germany
100.00
33
flag of India
100.00
34
flag of United States
100.00
36
flag of United States
100.00
37
flag of India
100.00
38
flag of India
100.00
39
flag of United States
100.00
40
flag of India
100.00
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