let first = "A";
let second = "B";
let third = String::from("A");

let are_equal1 = first == second;
// are_equal1 is false

let are_not_equal = first != second;
// are_not_equal is true

let are_equal2 = first == third;
// are_equal2 is true

let more_than = first > second;
// more_than is false

let compare1 = first.cmp(second);
// compare1 is Less

let compare2 = first.cmp(&third);
// compare2 is Equal

println!("are_equal1 is {are_equal1}");
println!("are_not_equal is {are_not_equal}");
println!("are_equal2 is {are_equal2}");
println!("more_than is {more_than}");
println!("compare1 is {:?}", compare1);
println!("compare2 is {:?}", compare2);