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feat: Refactor hint system
Hints are now accessible using the CLI subcommand `rustlings hint <exercise name`. BREAKING CHANGE: This fundamentally changes the way people interact with exercises.
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@ -1,5 +1,5 @@
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// functions2.rs
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// Make me compile! Scroll down for hints :)
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// Make me compile! Execute `rustlings hint functions2` for hints :)
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fn main() {
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call_me(3);
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@ -10,33 +10,3 @@ fn call_me(num) {
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println!("Ring! Call number {}", i + 1);
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}
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}
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// Rust requires that all parts of a function's signature have type annotations,
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// but `call_me` is missing the type annotation of `num`.
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