|i|{let f=||{for _ in 0..i{print!("{}",i)}println!("")};f();if i>1{for _ in 0..i-2{println!("{}{0:1$}",i,i.to_string().len()*(i-1))}f()}}

|i| { let f = || { for _ in 0..i { print!("{}",i) } println!("") }; f(); if i>1 { for _ in 0..i-2 { println!("{}{0:1$}",i,i.to_string().len()*(i-1)) } f() } }

|x|{assert!(x!="google");x.len()}

|x:&str|{if x=="google"{panic!();}x.len()}

|x|{match x{"google"=>Err(x),_=>Ok(x.len())}}

|x|{match x{"google"=>Err(""),_=>Ok(x.len())}}