fix(functions3): improve function argument type (#687)
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@ -7,7 +7,7 @@ fn main() {
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call_me();
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call_me();
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}
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}
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fn call_me(num: i32) {
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fn call_me(num: u32) {
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for i in 0..num {
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for i in 0..num {
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println!("Ring! Call number {}", i + 1);
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println!("Ring! Call number {}", i + 1);
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}
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}
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