Get number from STDIN

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examples/stdin/get-number-from-stdin/src/main.rs

use std::io;
use std::io::Write;

fn main() {
    let mut height_str = String::new();

    print!("Please type in your height in cm: ");
    io::stdout().flush().expect("Oups");
    io::stdin()
        .read_line(&mut height_str)
        .expect("Failed to get input");

    let height: i32 = height_str.trim().parse().expect("Could not convert to i32");

    println!("Your height is 1 cm less than {}", height + 1);
}