// ./src/conversion/string.md use std::fmt; struct Circle { radius: i32 } impl fmt::Display for Circle { fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { write!(f, "Circle of radius {}", self.radius) } } fn part0() { let circle = Circle { radius: 6 }; println!("{}", circle.to_string()); } fn part1() { let parsed: i32 = "5".parse().unwrap(); let turbo_parsed = "10".parse::().unwrap(); let sum = parsed + turbo_parsed; println!("Sum: {:?}", sum); } pub fn main() { part0(); part1(); }