pretodor

    // NodeScript
    
    x = 10
    function outer() {
        y = 20
    
        function inner() {
            x = 100
            y = 200
        }
    
        inner()
        console.log(x, y)
    }
    
    outer()


    # Python
    
    x = 10
    def outer():
        y = 20
    
        def inner():
            global x
            nonlocal y
    
            x = 100
            y = 200
    
        inner()
        print(x, y)
    
    outer()

    x = 10;
    y = 20[x, y] = [y, x];