MLE in Merge Sorted Lists

I’m getting MLE in my code, code is working perfectly fine where I’ve also ran multiple testcases. Can u pls check why I’m getting MLE error ?

Code: https://ide.codingblocks.com/s/678853

hi @kartikey.rajput0071 hi insert at tail in o(1) insertion should not take o(N), keep a tail pointer

Which I first did, was still getting MLE thatswhy I used DLL.

SLL code: https://ide.codingblocks.com/s/678870

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Hi, can you please correct my code for insertion in O(1).

hi @kartikey.rajput0071 see this