Interaction with XOR

CodeChefOpen on judge ↗

**This is an Interactive problem.** You have to guess a hidden number $'N'$. Initially, you are given a $cnt$ which is the count of all the unit bits in the binary representation of $N$. As you already know that the Chef has recently come across the $bitwise$ $XOR$, so we will give him Queries related to it. The chef is in a dilemma because he is not well acquainted with XOR, please help him to

HINT LADDERno hints yet

L1 Observation

L2 Technique

L3 Approach

L4 Pseudo-code

🔒

L5 Full solution

L5 unlocks only if you insist twice

solution.cppC++17

CodeSearch Tutor

Hints, not spoilers — it won’t hand over the full solution unless you insist.

voice by Sarvam AI