Bad Qubits — Learn Quantum by Doing

|q⟩ Bad Qubits

Play Quest Questions Learn Playground ☕

← Question Bank

Multiple choice

Per this lesson, the QFT circuit on n qubits uses exactly how many two-qubit controlled-phase gates?

2^n
n^2
n(n-1)/2
n

Bad Qubits · original lessons, cited sources, a real state-vector simulator. Built for learning, not for production cryptography. · Source references