Project Euler #42: Coded triangle numbers

Hacker
Rank
Score
281
flag of Canada
100.00
282
flag of Canada
100.00
283
flag of United States
100.00
284
flag of Bangladesh
100.00
285
flag of Switzerland
100.00
286
flag of India
100.00
287
flag of Russian Federation
100.00
288
flag of United States
100.00
290
flag of United States
100.00
291
flag of Philippines
100.00

[deleted]

292
flag of null
100.00
293
flag of India
100.00
294
flag of Czech Republic
100.00
295
flag of India
100.00
296
flag of India
100.00
297
flag of United States
100.00
298
flag of India
100.00
299
flag of India
100.00
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