Insert a node at the head of a linked list

Hacker
Rank
Score
360293
flag of United States
00.00
360293
flag of India
00.00
360293
flag of India
00.00
360293
flag of Vietnam
00.00
360293
flag of Bangladesh
00.00
360293
flag of Serbia
00.00
360293
flag of Brazil
00.00
360293
flag of India
00.00
360293
flag of United States
00.00
360293
flag of Poland
00.00
360293
flag of Pakistan
00.00
360293
flag of India
00.00
360293
flag of Philippines
00.00
360293
flag of India
00.00
360293
flag of Singapore
00.00
360293
flag of Bulgaria
00.00
360293
flag of India
00.00
360293
flag of Sri Lanka
00.00
360293
flag of Poland
00.00
360293
flag of Bulgaria
00.00
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