Project Euler #42: Coded triangle numbers

Hacker
Rank
Score
481
flag of Bangladesh
100.00
482
flag of United States
100.00
483
flag of India
100.00
484
flag of India
100.00
485
flag of Russia
100.00
486
flag of India
100.00
487
flag of India
100.00
488
flag of United States
100.00
489
flag of United States
100.00
490
flag of India
100.00
491
flag of India
100.00
492
flag of Brazil
100.00
493
flag of United States
100.00
494
flag of Belgium
100.00
496
flag of India
100.00
497
flag of Brazil
100.00
498
flag of United States
100.00
500
flag of India
100.00
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