fix(functions2): Change signature to trigger precise error message: (#605)
Now trigger this error: ``` error: expected type, found `)` --> exercises/functions/functions2.rs:10:16 | 10 | fn call_me(num:) { | ^ expected type ```
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@ -7,7 +7,7 @@ fn main() {
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call_me(3);
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}
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fn call_me(num) {
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fn call_me(num:) {
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for i in 0..num {
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println!("Ring! Call number {}", i + 1);
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}
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