Reverse a doubly linked list

Hacker
Rank
Score
9585
flag of Pakistan
00.00
9585
flag of Philippines
00.00
9585
flag of Canada
00.00
9585
flag of Uruguay
00.00
9585
flag of India
00.00
9585
flag of United States
00.00
9585
flag of India
00.00
9585
flag of United States
00.00
9585
flag of United States
00.00
9585
flag of United States
00.00
9585
flag of Ukraine
00.00
9585
flag of Tanzania, United Republic of
00.00
9585
flag of United States
00.00
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