(define (System.out.println x)
  (begin
    (display x)
    (newline)
  )
)

(let (
      (N (read))
      (M (read))
     )
  (let loop(
            (foo (read))
            (bar '())
           )
    (if (eof-object? foo)
        (let loop2(
                   (Rmn M)
                   (Empty 0)
                   (Boxes (sort bar <))
                   )
          (cond
            ((null? Boxes) (System.out.println Empty))
            ((< (- Rmn (car Boxes)) 0) (System.out.println Empty))
            ((= (- Rmn (car Boxes)) 0) (System.out.println (+ Empty 1)))
            (else (loop2 (- Rmn (car Boxes)) (+ Empty 1) (cdr Boxes)))
          )
        )
        (loop (read) (cons foo bar))
    )
  )
)