fn main() {
    println!("{:?}", {
        println!("{}", .4)
    });
}


/* ~~~~=== stderr ===~~~~
   Compiling playground v0.0.1 (file:///playground)
error: expected expression, found `.`
 --> src/main.rs:5:24
  |
5 |         println!("{}", .4)
  |                        ^ expected expression

error: aborting due to previous error

error: Could not compile `playground`.

To learn more, run the command again with --verbose.

*/

/* ~~~~=== stdout ===~~~~

*/