microsoft/qdk
Publicmirrored fromhttps://github.com/microsoft/qdkAvailable
katas/content/oracles/bit_pattern_oracle/Verification.qs
36lines · modecode
| 1 | namespace Kata.Verification { |
| 2 | open Microsoft.Quantum.Convert; |
| 3 | open Microsoft.Quantum.Katas; |
| 4 | |
| 5 | operation ArbitraryBitPattern_Oracle_Reference(x : Qubit[], y : Qubit, pattern : Bool[]) : Unit is Adj + Ctl { |
| 6 | ApplyControlledOnBitString(pattern, X, x, y); |
| 7 | } |
| 8 | |
| 9 | // ------------------------------------------------------ |
| 10 | @EntryPoint() |
| 11 | operation CheckSolution() : Bool { |
| 12 | for N in 1 .. 3 { |
| 13 | for k in 0 .. 2^N - 1 { |
| 14 | let pattern = IntAsBoolArray(k, N); |
| 15 | |
| 16 | let sol = ApplyOracle(_, Kata.ArbitraryBitPattern_Oracle(_, _, pattern)); |
| 17 | let ref = ApplyOracle(_, ArbitraryBitPattern_Oracle_Reference(_, _, pattern)); |
| 18 | let isCorrect = CheckOperationsEquivalenceStrict(sol, ref, N + 1); |
| 19 | |
| 20 | if not isCorrect { |
| 21 | Message("Incorrect."); |
| 22 | Message("Hint: examine how your solution transforms the given state and compare it with the expected " + |
| 23 | $"transformation for the {N}-bit oracle for the pattern {pattern}"); |
| 24 | use initial = Qubit[N + 1]; |
| 25 | PrepRandomState(initial[...N - 1]); |
| 26 | ShowQuantumStateComparison(initial, sol, ref); |
| 27 | ResetAll(initial); |
| 28 | return false; |
| 29 | } |
| 30 | } |
| 31 | } |
| 32 | Message("Correct!"); |
| 33 | true |
| 34 | } |
| 35 | |
| 36 | } |
| 37 | |