👉 The term "dewata" in the context of mathematics refers to a binary operation on the set $\mathbb{Z}$, which is defined as follows:
Let $a$ and $b$ be elements of $\mathbb{Z}$. Then, the operation $
$ on $\mathbb{Z}$ is defined by
$a
b = \begin{cases}
0 & \text{if } a + b \text{ is odd} \\
1 & \text{