Project Euler #14: Longest Collatz sequence

Hacker
Rank
Score
13381
flag of United States
30.77
13382
flag of Algeria
30.77
13383
flag of Netherlands
30.77
13384
flag of United States
30.77
13385
flag of India
30.77
13386
flag of India
30.77
13387
flag of Georgia
30.77
13388
flag of United States
30.77
13389
flag of India
30.77
13390
flag of United States
30.77
13391
flag of Finland
30.77
13392
flag of United Kingdom
30.77
13393
flag of United States
30.77
13394
flag of France
30.77
13395
flag of United States
30.77
13397
flag of India
30.77
13398
flag of India
30.77
13399
flag of Canada
30.77
13400
flag of India
30.77
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