Save the humanity
CodeChefOpen on judge ↗
In the year 3023, humans created a living computer named **Xorion** using genetic engineering and 0s and 1s for sequencing. Xorion turned against its creators and began to take over humanity. Its defense mechanism involved encryption with a **SUBXOR(K)** operation, where **K** is a subsequence of its gene, making it impossible to hack. In **SUBXOR(K)** operation, **Xorion** takes **XOR** of all p
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.
Sign in to chat with the tutor and save your progress.
Sign in to start