Insert a node at the head of a linked list

Hacker
Rank
Score
371857
flag of United States
00.00
371857
flag of United States
00.00
371857
flag of India
00.00
371857
flag of Armenia
00.00
371857
flag of India
00.00
371857
flag of United Kingdom
00.00
371857
flag of Russia
00.00
371857
flag of India
00.00
371857
flag of Nepal
00.00
371857
flag of United States
00.00
371857
flag of India
00.00
371857
flag of India
00.00
371857
flag of United States
00.00
371857
flag of Turkey
00.00
371857
flag of India
00.00
371857
flag of Mexico
00.00
371857
flag of India
00.00
371857
flag of Vietnam
00.00
371857
flag of Mexico
00.00
371857
flag of Mexico
00.00
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