InterviewBit Problems   Longest Arithmetic Progression : Unsolved

About the Longest Arithmetic Progression : Unsolved category (1)
Absurd compiler! (1)
Why 200? Should be atleast 300-350 (2)
Doubt in Editorial Solution (1)
Why getting TLE error? (1)
Go for Brute force, click to know more hints! (1)
Fastest answer giving answer which is not matching with expected output (1)
Wrong output for given input! (2)
Missing Test Cases (1)
The test cases are WEAK (1)
DP is not required (5)
How does sorting affect the answer? (5)
The fastest solution given in c++ is wrong (1)
Wrong solution getting accepted (1)
How the output of 1,2,5,6 is 1? Somebody please tell (3)
Clarification regarding question (2)
Inconsistency between expected and actual output (1)
Brute force solution is getting accepted (1)
Wrong expected output for the following input (2)
Problem statement is not accurate (1)
I think my solution is correct. Works if input is fed manually (1)
My output is 12 but what is expected is 13! (2)
For ppl who is using python (1)
HashMap should work Time Complexity- O(n^2/2) (3)
Solutions pertain to a different problem (1)
Wrong expected output for LLAP problem (2)
O(n^3) Solution get accepted (1)
Only sorted inputs are tested in the testcase and input array is set not the multiset (1)
Solved it using map (3)
Advantage of doing this by dp? (1)