1 1 vote Can somebody confirm whether below given solution is correct or not? I also got answer 12 but not by following below given method. Data Structures + – User007 557 views answer comment Share Follow Print See all 2 Comments 2 2 Comments reply dd commented Feb 3, 2017 reply Follow flag https://gateoverflow.in/106960/ouput-of-program 0 0 replyShare dd commented Feb 3, 2017 reply Follow flag this code although wrong a bit (as mentioned in the above link) tries to create a copy of each non-null node and adding it to the left pointer. So basically answer = 2*(sum of node values ) 0 0 replyShare Please log in or register to add a comment.