Project Euler #24: Lexicographic permutations

Hacker
Rank
Score
1661
flag of India
100.00
1662
flag of India
100.00
1663
flag of Canada
100.00
1664
flag of India
100.00
1665
flag of Spain
100.00
1666
flag of United States
100.00
1667
flag of India
100.00
1668
flag of Germany
100.00
1669
flag of Canada
100.00
1670
flag of India
100.00
1671
flag of India
100.00

[deleted]

1672
flag of null
100.00
1673
flag of Portugal
100.00
1674
flag of India
100.00
1675
flag of United States
100.00
1676
flag of United States
100.00
1677
flag of United Kingdom
100.00
1678
flag of Poland
100.00
1679
flag of Germany
100.00
1680
flag of Uzbekistan
100.00
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