Reverse a doubly linked list

Hacker
Rank
Score
01
flag of Israel
100.00
01
flag of Belarus
100.00
01
flag of Thailand
100.00
01
flag of Romania
100.00
01
flag of India
100.00
01
flag of United States
100.00
01
flag of Taiwan
100.00
01
flag of India
100.00
01
flag of Lebanon
100.00
01
flag of Finland
100.00
01
flag of United States
100.00
01
flag of Hong Kong
100.00
01
flag of United States
100.00
01
flag of Singapore
100.00
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