Project Euler #51: Prime digit replacements

Hacker
Rank
Score
181
flag of Hong Kong
100.00
182
flag of Peru
100.00
183
flag of Australia
100.00
184
flag of Netherlands
100.00
185
flag of New Zealand
100.00
186
flag of India
100.00
188
flag of Russian Federation
100.00
189
flag of Lithuania
100.00
190
flag of New Zealand
100.00
191
flag of Viet Nam
100.00
192
flag of United States
100.00
194
flag of India
100.00
195
flag of Germany
100.00
197
flag of Ukraine
100.00
198
flag of Switzerland
100.00
199
flag of India
100.00
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