Recursive Digit Sum

Hacker
Rank
Score
99719
flag of India
00.00
99719
flag of Germany
00.00
99719
flag of Kyrgyzstan
00.00
99719
flag of India
00.00
99719
flag of United States
00.00
99719
flag of India
00.00
99719
flag of United States
00.00
99719
flag of India
00.00
99719
flag of United States
00.00
99719
flag of India
00.00
99719
flag of India
00.00
99719
flag of India
00.00
99719
flag of Philippines
00.00
99719
flag of India
00.00

[deleted]

99719
flag of null
00.00
99719
flag of India
00.00
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