Laila and Majnu

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Majnu wants to impress Laila by giving her a present of an array and Laila only likes Arithmetic Arrays (the elements of the array should form an arithmetic sequence.) Majnu somehow arranges an array $A$ = [$A1$, $A2$, $A3$] of size $3$ but it is not necessarily the arithmetic array. Majnu can perform a special kind of operation in which he can add $1$ to any of the elements. One such operation ta

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solution.cppC++17

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