Recursive Digit Sum

Hacker
Rank
Score
83709
flag of Taiwan
44.44
83709
flag of Israel
44.44
83709
flag of India
44.44
83709
flag of Brazil
44.44
83709
flag of Morocco
44.44
83709
flag of United States
44.44
83709
flag of Argentina
44.44
83709
flag of United States
44.44
83709
flag of United States
44.44

[deleted]

83709
flag of null
44.44
83709
flag of Canada
44.44
83709
flag of United States
44.44
83709
flag of United States
44.44
83709
flag of United States
44.44
83709
flag of Singapore
44.44
83709
flag of India
44.44
83709
flag of Singapore
44.44
83709
flag of India
44.44
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