Project Euler #42: Coded triangle numbers

Hacker
Rank
Score
301
flag of Australia
100.00
302
flag of India
100.00
303
flag of India
100.00
304
flag of India
100.00
305
flag of Portugal
100.00
306
flag of Sri Lanka
100.00
307
flag of Peru
100.00
308
flag of Sweden
100.00
309
flag of India
100.00
310
flag of Russian Federation
100.00
311
flag of United States
100.00
314
flag of United States
100.00
315
flag of Germany
100.00
316
flag of United States
100.00
317
flag of India
100.00
318
flag of Egypt
100.00
319
flag of Morocco
100.00
320
flag of United States
100.00
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