#
  
  
    val length : 'a list -> int
    
  
  
   
  
  
  
  
  #
  
  
    val tl : 'a list -> 'a list
    
  
  
   
  
  
  #
  
  
    val nth : 'a list -> int -> 'a
    
  
  
   
  
  
  #
  
  
    val rev : 'a list -> 'a list
    
  
  
   
  
  
  #
  
  
    val append : 'a list -> 'a list -> 'a list
    
  
  
   
  
  
  #
  
  
    val rev_append : 'a list -> 'a list -> 'a list
    
  
  
   
  
  
  #
  
  
    val concat : 'a list list -> 'a list
    
  
  
   
  
  
  #
  
  
    val flatten : 'a list list -> 'a list
    
  
  
   
  
  
  #
  
  
    val iter : ('a -> unit) -> 'a list -> unit
    
  
  
   
  
  
  #
  
  
    val iteri : (int -> 'a -> unit) -> 'a list -> unit
    
  
  
   
  
  
  #
  
  
    val map : ('a -> 'b) -> 'a list -> 'b list
    
  
  
   
  
  
  #
  
  
    val mapi : (int -> 'a -> 'b) -> 'a list -> 'b list
    
  
  
   
  
  
  #
  
  
    val rev_map : ('a -> 'b) -> 'a list -> 'b list
    
  
  
   
  
  
  #
  
  
    val fold_left : ('a -> 'b -> 'a) -> 'a -> 'b list -> 'a
    
  
  
   
  
  
  #
  
  
    val fold_right : ('a -> 'b -> 'b) -> 'a list -> 'b -> 'b
    
  
  
   
  
  
  #
  
  
    val iter2 : ('a -> 'b -> unit) -> 'a list -> 'b list -> unit
    
  
  
   
  
  
  #
  
  
    val map2 : ('a -> 'b -> 'c) -> 'a list -> 'b list -> 'c list
    
  
  
   
  
  
  #
  
  
    val rev_map2 : ('a -> 'b -> 'c) -> 'a list -> 'b list -> 'c list
    
  
  
   
  
  
  #
  
  
    val fold_left2 : ('a -> 'b -> 'c -> 'a) -> 'a -> 'b list -> 'c list -> 'a
    
  
  
   
  
  
  #
  
  
    val fold_right2 : ('a -> 'b -> 'c -> 'c) -> 'a list -> 'b list -> 'c -> 'c
    
  
  
   
  
  
  #
  
  
    val for_all : ('a -> bool) -> 'a list -> bool
    
  
  
   
  
  
  #
  
  
    val exists : ('a -> bool) -> 'a list -> bool
    
  
  
   
  
  
  #
  
  
    val for_all2 : ('a -> 'b -> bool) -> 'a list -> 'b list -> bool
    
  
  
   
  
  
  #
  
  
    val exists2 : ('a -> 'b -> bool) -> 'a list -> 'b list -> bool
    
  
  
   
  
  
  #
  
  
    val mem : 'a -> 'a list -> bool
    
  
  
   
  
  
  #
  
  
    val memq : 'a -> 'a list -> bool
    
  
  
   
  
  
  #
  
  
    val find : ('a -> bool) -> 'a list -> 'a
    
  
  
   
  
  
  #
  
  
    val filter : ('a -> bool) -> 'a list -> 'a list
    
  
  
   
  
  
  #
  
  
    val find_all : ('a -> bool) -> 'a list -> 'a list
    
  
  
   
  
  
  #
  
  
    val partition : ('a -> bool) -> 'a list -> 'a list * 'a list
    
  
  
   
  
  
  #
  
  
    val assoc : 'a -> ('a * 'b) list -> 'b
    
  
  
   
  
  
  #
  
  
    val assq : 'a -> ('a * 'b) list -> 'b
    
  
  
   
  
  
  #
  
  
    val mem_assoc : 'a -> ('a * 'b) list -> bool
    
  
  
   
  
  
  #
  
  
    val mem_assq : 'a -> ('a * 'b) list -> bool
    
  
  
   
  
  
  #
  
  
    val remove_assoc : 'a -> ('a * 'b) list -> ('a * 'b) list
    
  
  
   
  
  
  #
  
  
    val remove_assq : 'a -> ('a * 'b) list -> ('a * 'b) list
    
  
  
   
  
  
  #
  
  
    val split : ('a * 'b) list -> 'a list * 'b list
    
  
  
   
  
  
  #
  
  
    val combine : 'a list -> 'b list -> ('a * 'b) list
    
  
  
   
  
  
  #
  
  
    val sort : ('a -> 'a -> int) -> 'a list -> 'a list
    
  
  
   
  
  
  #
  
  
    val stable_sort : ('a -> 'a -> int) -> 'a list -> 'a list
    
  
  
   
  
  
  #
  
  
    val fast_sort : ('a -> 'a -> int) -> 'a list -> 'a list
    
  
  
   
  
  
  #
  
  
    val sort_uniq : ('a -> 'a -> int) -> 'a list -> 'a list
    
  
  
   
  
  
  #
  
  
    val merge : ('a -> 'a -> int) -> 'a list -> 'a list -> 'a list