Points: 500

Tags: crypto 

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The enemy army has just finished constructing a missile platform that takes encrypted coordinates and immediately fires a missile at the precise location. You intercepted a military communication consisting of an encrypted map of the ocean with the current location of an enemy submarine. An undercover spy has determined that the enemy is using TFHE for all encrypted communications and has also obtained a copy of the enemy's evaluation key. Can you send a message to the missile platform to get it to destroy the enemy submarine?

Given a 3D encrypted array of bits (all encryptions of 0 and a single encrypted 1), compute the 3D coordinates of the single encrypted 1 homomorphically using HE logic gate operations.

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