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CodeChefOpen on judge ↗

Chef is becoming bored with the recent lockdown caused by the coronavirus outbreak. To pass some time, he has started learning cryptography. He is very excited to see different types of keys used in cryptography and decided to invent a new type of a key. First, Chef made a sequence of integers $A_1, A_2, \ldots, A_N$, which lie between $1$ and $M$ inclusive. After a lot of sleepless nights, he

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L1 Observation

L2 Technique

L3 Approach

L4 Pseudo-code

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L5 Full solution

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solution.cppC++17

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