0 n=
{
    1 n + n=

    {a= {b= a}} True = 
    {a= {b= b}} False = 

    {p= {q= p q p!!}} And=


    { "is false!" println! } { "is true!" println! } True True And!!!!!
    
    
    "n is " print! n println!
} {1000 n less!} &