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Multiple choice
Quantum counting on a database of
N
=
4
N = 4
N
=
4
items measures a rotation half-angle
θ
=
π
/
6
\theta = \pi/6
θ
=
π
/6
. The estimated number of solutions is
M
=
N
sin
2
(
θ
)
M = N\sin^2(\theta)
M
=
N
sin
2
(
θ
)
. What is
M
M
M
?
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1
2
4
0.5
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