Multiple choice
After running this circuit, what is the probability that all 2 qubits together read |01⟩ (qubit 0 leftmost)?
const c = circuit(2); c.h(0); c.h(1); c.cx(0, 1); c.rz(-Math.PI / 4, 1); c.cx(0, 1); return c;
Commit your prediction for P(|01⟩) — then run it.