microsoft/qdk

// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT License.

namespace CustomOperation {
    /// # Summary
    /// CNOT based SWAP operation for testing with `TestEquivalence` operation.
    ///
    /// # Input
    /// ## q1
    /// First input qubit
    /// ## q2
    /// Second input qubit
    operation ApplySWAP(q1 : Qubit, q2 : Qubit) : Unit is Ctl + Adj {
        CNOT(q1, q2); // q1, q1 xor q2
        CNOT(q2, q1); // q2, q1 xor q2
        CNOT(q1, q2); // q2, q1
    }
}