Project Euler #28: Number spiral diagonals

Hacker
Rank
Score
621
flag of Israel
100.00
622
flag of United States
100.00
623
flag of Sri Lanka
100.00
625
flag of Germany
100.00
626
flag of Denmark
100.00
628
flag of India
100.00

[deleted]

629
flag of null
100.00
630
flag of United States
100.00
632
flag of India
100.00
633
flag of United Kingdom
100.00
634
flag of United States
100.00
635
flag of Spain
100.00
636
flag of Taiwan
100.00
638
flag of India
100.00
639
flag of Algeria
100.00
640
flag of Turkey
100.00
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