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Consecutive Xor

CodeChefRating 1611Open on judge ↗

Chef has an array $A$ of length $N$. He can perform the following operation on $A$: **1)** Select an index $i$ $(1 \le i \le N - 1)$ and select an integer $X$ $(1 \le X \lt 2^{20})$. $\\$ **2)** Set $A_i := (A_i \oplus X)$ and $A_{i + 1} := (A_{i + 1} \oplus X)$. (Here, $\oplus$ denotes the [bitwise XOR operation](https://en.wikipedia.org/wiki/Bitwise_operation#XOR)) Determine if Chef can make

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solution.cppC++17

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