Grim Numbers

CodeChefOpen on judge ↗

Points:15 Its a new day at the Indian National Security Autonomous Force, or INSAF in short. They seem to have tracked a terrorist cell and have been listening in on its conversations for clues to the next strike. Yesterday the tracers picked up an application being distributed to all the different cells active in the area, which the Force believes to be an encrypting program. They must decrypt t

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