Fix a variable name typo in qsharp.html.markdown (#4240)

`q` is not defined, instead it should be `qs`.
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Peiran Yao 2021-11-01 15:22:59 -06:00 committed by GitHub
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@ -29,10 +29,10 @@ using (qs = Qubit[2]) {
// If you want to change the state of a qubit
// you have to do this by applying quantum gates to the qubit.
H(q[0]); // This changes the state of the first qubit
H(qs[0]); // This changes the state of the first qubit
// from |0⟩ (the initial state of allocated qubits)
// to (|0⟩ + |1⟩) / sqrt(2).
// q[1] = |1⟩; - this does NOT work, you have to manipulate a qubit by using gates.
// qs[1] = |1⟩; - this does NOT work, you have to manipulate a qubit by using gates.
// You can apply multi-qubit gates to several qubits.
CNOT(qs[0], qs[1]);