exercises/22_clippy/clippy2.rs


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// clippy2.rs
// 
// Execute `rustlings hint clippy2` or use the `hint` watch subcommand for a
// hint.

fn main() {
    let mut res = 42;
    let option = Some(12);
    for x in option {
        res += x;
    }
    println!("{}", res);
}