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; This comment should be skipped
(begin
(display #t)
(newline))
; anonymous lambda
(define add1 (lambda (x) (+ 1 x)))
(display (eq? (add1 4) 5))
(newline)
; named/defined lambda, spread over multiple lines
(define
add1
(lambda
(x)
(+ 1 x)))
(display (eq? (add1 4) 5))
(newline)
; this checks that cond is a special form
(define fact (lambda (n) (if (<= n 1) 1 (* n (fact (- n 1))))))
(display (eq? 479001600 (fact 12)))
(newline)
(display (eq? (add1 (car (cons 4 (cons 0 ())))) 5))
(newline)
(car (car (quote (lambda (x) (+ 1 x)))))
(define dummy-var 5)
(set! dummy-var 6)
(display (eq? dummy-var 6))
(newline)
(display (string? "short string with spaces"))
(newline)
(display (pair? (cons 1 (cons 2 ()))))
(newline)
(display (symbol? 'lambda))
(newline)
(display (procedure? add1))
(newline)
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