fn even(x: usize) -> bool {
    if x < 2 {
        return false;
    } else if x == 2 { return true; } else { return even(x - 2); }
}
// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.


Licensed under the Apache License, Version 2.0  or the MIT license
, at your
option. This file may not be copied, modified, or distributed
except according to those terms.
Licensed under the Apache License Version 2 . 0 or the MIT license at your option . This file may not be copied modified or distributed except according to those terms .
fn even(x: usize) -> bool {
    if x < 2 {
        return false;
    } else if x == 2 { return true; } else { return even(x - 2); }
}
fn even ( x : usize ) -> bool { if x < 2 { return false ; } else if x == 2 { return true ; } else { return even ( x - 2 ) ; } }
Copyright 2012 The Rust Project Developers.
Copyright 2012 The Rust Project Developers .
x
usize