use std::io; fn main() { println!("Guess the number!"); println!("Please input your guess: "); // ::new() is an associated type. Function is implemented on this type // Returns a new instance of String let mut guess = String::new(); let apples = 5; // immutable let mut bananas = 7; // mutable io::stdin() .read_line(&mut guess) .expect("Failed to read line!"); // Use this if truly want to error out. Use pattern matching otherwise println!("You guessed: {}", guess); }