(define (qsort-desc lst)
  (define (qsort-fitter lst key lt eq gt)
    (if (null? lst) (list lt eq gt)
        (let ((head (car lst))
              (rest (cdr lst)))
          (cond
            ((> head key) (qsort-fitter rest key (cons head lt) eq gt))
            ((< head key) (qsort-fitter rest key lt eq (cons head gt)))
            (else (qsort-fitter rest key lt (cons head eq) gt))))))
  (if (<= (length lst) 1) lst
      (let ((key (car lst)))
        (let ((filtered (qsort-fitter lst key '() '() '())))
          (let ((lt (car filtered))
                (eq (cadr filtered))
                (gt (caddr filtered)))
            (append (qsort-desc lt) (append eq (qsort-desc gt))))))))
(define (create-list n)
  (if (= n 0) '()
      (cons (read) (create-list (- n 1)))))
(define (sum-max-index lst limit)
  (define (sum-max-indexx lst limit index)
    (cond
      ((null? lst) index)
      ((<= (sum-list lst) limit) index)
      (else (sum-max-indexx (cdr lst) limit (- index 1)))))
  (sum-max-indexx (qsort-desc lst) limit (length lst)))

(let ((l (read))
      (n (read)))
  (display (sum-max-index (create-list n) l)))