T 
T 


NIL 
NIL 


"hello" 
"hello" 


10 
10 


(EQ T T) 
T 


(EQ NIL NIL) 
T 


(EQ T NIL) 
NIL 


(NULL NIL) 
T 


(NULL T) 
NIL 


'(A B C) 
(A B C) 


(EQ 'A 'A) 
T 


(EQ '(A B) '(A B)) 
NIL 


(CAR '(A B C)) 
A 


(CDR '(A B C)) 
(B C) 


(CONS 'FOO '(A B C)) 
(FOO A B C) 


(SETQ A '(A B C)) 
(A B C) 


A 
(A B C) 


(COND (NIL 1) (T 2) (T 3)) 
2 


(COND ((EQ T NIL) 1) ((EQ T T) 2) (T 3)) 
2 


(DEFUN REV (L R)
  (COND ((NULL L) R) (T (REV (CDR L) (CONS (CAR L) R))))) 
REV 


(REV A NIL) 
(C B A) 


(REV (REV A NIL) NIL) 
(A B C) 


(DEFUN APP (L R)
  (COND ((NULL L) R) (T (CONS (CAR L) (APP (CDR L) R))))) 
APP 


(APP (APP A A) (APP A A)) 
(A B C A B C A B C A B C) 

NIL