✅ @exercism_io Swift #12: secret-agent TIL: Returning a closure lets protectSecret capture the secret and the password, so the check lives inside the function it hands back. #Swift #Exercism…

Swift #11: pizza-slices Concept: Optionals A switch over a tuple of optionals makes every nil case explicit, and guard let diameter, let slices validates the input in one line. #Swift #Exercism…

Solved santas-helper, #10 on the @exercism_io Swift track. The hard part: Updating one tuple in an immutable array without a loop: firstIndex, a guard let, then a local var copy. #Swift #Exercism…

✅ Exercism Swift #9: bird-watcher TIL: The exercise teaches loops, but reduce(0, +) and array slicing solved it without a single for. #Swift #Exercism #buildinpublic

✅ Exercism Swift #7: magician-in-training TIL: Parameters are immutable, so var stack = stack makes a local copy to mutate. A guard blocks out-of-range indexes. #Swift #Exercism #buildinpublic

✅ Exercism Swift #6: vehicle-purchase TIL: switch is an expression in modern Swift, and patterns like 2...3 or 4, 6 match license types in one statement. #Swift #Exercism #buildinpublic

Swift #3: freelancer-rates Concept: Numbers and type conversion Swift never turns an Int into a Double for you. You convert explicitly, and .rounded(.down) picks the rounding rule. #Swift #Exercism…

I'm doing all 116 on @exercism_io's Swift track, in public. Each one is a standalone Swift package, tested in CI and formatted with swift format. One commit per exercise. 9 done. 107 to go. Next…