28 lines
595 B
Rust
28 lines
595 B
Rust
use std::io;
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fn main() {
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let a = [1, 2, 3, 4, 5];
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println!("Please enter an array index.");
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let mut index = String::new();
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io::stdin()
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.read_line(&mut index)
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.expect("Failed to read line");
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let index: usize = match {index.trim().parse()} {
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Ok(x) => x,
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Err(_) => {println!("expected an index, got \"{:}\". assuming 0", index.trim()); 0},
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};
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println!("got value {index}");
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let element = a[index];
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/* this is a
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* multiline
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* comment */
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println!("The value of the element at index {index} is: {element}");
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}
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