InterviewBit Problems   Evaluate Expression To True : Unsolved

About the Evaluate Expression To True : Unsolved category (1)
Possible correction in problem statement (1)
Solution giving double results unable to debug (1)
Top down approach (1)
Expected output for T^T^T^F|F&F^F|T^F^T should be 2539 and should NOT be 533 (4)
Use modulo 10^3 + 3. it is irritating but need to do it for large inputs (1)
Solution timing out despite using memoization (2)
Your code might be failing for larger test-cases. Why? (1)
Easier way to solve the problem but output is not accepted (2)
Facing problem with mod (1)
0 points even on correct answer (1)
Evaluate Expression to true - Doubt with the total number of ways for expression - T|F^F&T^F (2)