use std::io; fn main() { loop { println!("Please input your age in years!"); let mut guess = String::new(); io::stdin() .read_line(&mut guess) .expect("Could not read age. Make you an integer is used."); let guess: u32 = match guess.trim().parse() { Ok(num) => num, Err(_) => continue, }; let age: u32 = guess * 365; println!("You are roughly {age} days old!") } }