Project Euler #28: Number spiral diagonals

Hacker
Rank
Score
6721
flag of Netherlands
25.00
6722
flag of United States
25.00
6723
flag of United States
25.00
6724
flag of Singapore
25.00
6725
flag of Germany
25.00
6726
flag of France
25.00
6727
flag of Israel
25.00
6728
flag of Russia
25.00
6729
flag of United States
25.00
6730
flag of India
25.00
6731
flag of India
25.00
6732
flag of India
25.00
6733
flag of United States
25.00
6734
flag of India
25.00
6735
flag of India
25.00
6736
flag of India
25.00
6737
flag of India
25.00
6738
flag of India
25.00
6739
flag of India
25.00
6740
flag of India
25.00
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