Project Euler #24: Lexicographic permutations

Hacker
Rank
Score
1521
flag of Germany
100.00
1522
flag of India
100.00
1523
flag of Hungary
100.00
1524
flag of India
100.00
1525
flag of India
100.00
1526
flag of Israel
100.00
1527
flag of India
100.00
1528
flag of Vietnam
100.00
1529
flag of India
100.00
1530
flag of Taiwan
100.00
1531
flag of United States
100.00
1532
flag of India
100.00
1533
flag of United States
100.00
1534
flag of India
100.00

[deleted]

1535
flag of null
100.00
1536
flag of United Kingdom
100.00
1537
flag of India
100.00
1538
flag of India
100.00
1539
flag of Estonia
100.00
1540
flag of China
100.00
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