Project Euler #58: Spiral primes

Hacker
Rank
Score
2961
flag of India
75.00
2964
flag of India
75.00
2967
flag of Sri Lanka
75.00
2972
flag of India
75.00

[deleted]

2978
flag of null
50.00
2979
flag of United States
50.00
2980
flag of United States
50.00
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