Project Euler #42: Coded triangle numbers

Hacker
Rank
Score
401
flag of India
100.00
402
flag of Russian Federation
100.00
404
flag of India
100.00
405
flag of Japan
100.00
406
flag of India
100.00
407
flag of India
100.00
408
flag of India
100.00
409
flag of Philippines
100.00
410
flag of United Kingdom
100.00
411
flag of China
100.00
412
flag of United States
100.00

[deleted]

413
flag of Iran
100.00
414
flag of United Kingdom
100.00
415
flag of India
100.00
416
flag of Israel
100.00
417
flag of India
100.00
418
flag of Romania
100.00
419
flag of India
100.00
420
flag of United States
100.00
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