InterviewBit Problems   Merge Two Sorted Lists : Solved

About the Merge Two Sorted Lists : Solved category (1)
Solution | Recursion | Time O(n) | Space O(1) (1)
C# code exceeding time limit on while loop and accepted submission recursive based solution (1)
Please tell me why is this code generating runtime error (1)
C++ solution easy__ (1)
Short iterative C++ code (1)
[C++] Simple O(m+n) Solution. with new dummy node (1)
My simple c++ solution o(n) (1)
[C/C++]Simple O(n) solution (4)
Simple java recursion code (1)
Simple Solution (C++) (1)
Easiest JAVA solution iterative method (1)
Super easy recursive cpp sol (1)
Simple C++ iterative solution in O(n) time (1)
Java 2 pointer solution (1)
Recursive Easy Solution C++ (2)
Easy 2 pointers method (1)
With Merge Sort (1)
Iterative approach without using any extra node (1)
Shortest, Simplest and Most effective Solution (1)
Easy C++ solution without using any dummy head. O(1) space complexity (1)
Solution by two pointers concept (1)
Easy C++ Solution using dummy head (1)
C++ solution using vectors for sorting (1)
Python Solution using stack . Space(N+M) Time(N+M) i.e linear time (1)
Invalid Solutions (1)
StackOverflow Error here but same code is passing with flying colors in Leetcode (1)
Null Pointer Exception (1)
Python: Easy to understand iterative (1)
Solution with segmentation fault submitted successfully (1)