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16 lines
247 B
Rust
Executable File
16 lines
247 B
Rust
Executable File
// functions5.rs
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//
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// Execute `rustlings hint functions5` or use the `hint` watch subcommand for a
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// hint.
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fn main() {
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let answer = square(3);
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println!("The square of 3 is {}", answer);
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}
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fn square(num: i32) -> i32 {
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num * num
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}
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