Z3 is an SMT solver, not a SAT solver. You'd probably be looking for something more like Yices, Bitwuzla, cvc5, etc.
In general that's true, but to reason about boolean circuits like in this challenge we only need a SAT solver. Z3 is just used for it's convenient API.
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In general that's true, but to reason about boolean circuits like in this challenge we only need a SAT solver. Z3 is just used for it's convenient API.