Chapter 4. Statements Example 4-1. Calculating Euler's totient function in Q# Example 4-2. Preparing superposition state (|00⟩ + |10⟩ + |11⟩) / √3 Individual statement examples: Working with variables (let, set, and mutable) Conditional statement (if, if-else, and if-elif-else) For and while loops Call statements and halting execution (return and fail) Qubit allocation (use and borrow) Quantum conditional loop (repeat-until) Conjugation (within-apply)