fn foo() {
    // Statements here are executed when the compiled binary is called

    // Print text to the console
    println!("Hello World!");
    let mut a;
    let mut b=1;
    let mut vec = Vec::new();
    vec.push(1);
    vec.push(2);


    for x in 5..10 - 5 {
        a = x;
    }

    }