Chosse random n^n, and I will guess it, if you give me, an addition and subtraction of it.
That is
n-n=
&
n+n=
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Chosse random n^n, and I will guess it, if you give me, an addition and subtraction of it.
That is
n-n=
&
n+n=
Subtraction might come out negative. You dont need to tell me, then I have two options for result. And have to guess. If you tell me that it came out negative, I dont need to guess.