Project Euler #51: Prime digit replacements

Hacker
Rank
Score
2881
flag of India
36.84
2882
flag of India
31.58
2884
flag of United Kingdom
26.32
2885
flag of India
26.32
2887
flag of Japan
26.32
2889
flag of India
21.05
2890
flag of United States
21.05
2891
flag of India
21.05
2893
flag of India
21.05
2894
flag of Colombia
15.79
2895
flag of United Kingdom
15.79
2896
flag of India
15.79
2899
flag of United States
15.79
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