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        <title>QC4.3 Implementing Variational Algorithms End-to-End</title>
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        <description>QC4.3 Implementing Variational Algorithms End-to-End

This skill introduces the practical implementation of variational quantum algorithms as hybrid quantum-classical workflows. Learners implement a simple variational algorithm, combining parameterised quantum circuits with a classical optimisation loop. Emphasis is placed on understanding the end-to-end execution pattern, including repeated circuit evaluation, expectation value estimation, and parameter updates.</description>
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