結果

問題 No.917 Make One With GCD
ユーザー sansaquasansaqua
提出日時 2020-11-15 11:03:32
言語 Common Lisp
(sbcl 2.3.8)
結果
AC  
実行時間 13 ms / 2,000 ms
コード長 3,540 bytes
コンパイル時間 422 ms
コンパイル使用メモリ 40,036 KB
実行使用メモリ 32,880 KB
最終ジャッジ日時 2024-07-23 01:08:40
合計ジャッジ時間 1,647 ms
ジャッジサーバーID
（参考情報） 		judge1 / judge5
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テストケース

テストケース表示
入力 結果 実行時間
実行使用メモリ
testcase_00 AC 12 ms
30,836 KB
testcase_01 AC 10 ms
26,404 KB
testcase_02 AC 11 ms
26,408 KB
testcase_03 AC 11 ms
28,800 KB
testcase_04 AC 11 ms
26,792 KB
testcase_05 AC 11 ms
30,844 KB
testcase_06 AC 12 ms
32,732 KB
testcase_07 AC 10 ms
28,676 KB
testcase_08 AC 11 ms
26,408 KB
testcase_09 AC 12 ms
30,972 KB
testcase_10 AC 13 ms
28,932 KB
testcase_11 AC 12 ms
28,804 KB
testcase_12 AC 13 ms
32,864 KB
testcase_13 AC 11 ms
28,804 KB
testcase_14 AC 12 ms
28,932 KB
testcase_15 AC 12 ms
30,968 KB
testcase_16 AC 13 ms
32,880 KB
testcase_17 AC 11 ms
30,500 KB
testcase_18 AC 11 ms
28,680 KB
testcase_19 AC 11 ms
28,492 KB
testcase_20 AC 10 ms
26,668 KB
testcase_21 AC 11 ms
28,796 KB
testcase_22 AC 11 ms
28,672 KB
testcase_23 AC 12 ms
32,752 KB
testcase_24 AC 11 ms
28,672 KB
testcase_25 AC 12 ms
30,848 KB
testcase_26 AC 11 ms
30,656 KB
testcase_27 AC 11 ms
26,280 KB
testcase_28 AC 10 ms
26,412 KB
testcase_29 AC 11 ms
32,408 KB
testcase_30 AC 10 ms
26,540 KB
testcase_31 AC 10 ms
26,280 KB
testcase_32 AC 11 ms
28,492 KB
testcase_33 AC 10 ms
26,280 KB
testcase_34 AC 12 ms
28,364 KB
testcase_35 AC 11 ms
26,408 KB
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コンパイルメッセージ
; compiling file "/home/judge/data/code/Main.lisp" (written 23 JUL 2024 01:08:38 AM):

; file: /home/judge/data/code/Main.lisp
; in: DEFUN MAIN
;     (INCF (GETHASH A (AREF DP X) 0))
; ==>
;   (+ 1 (GETHASH #:KEY #:HASHTABLE 0))
; 
; note: unable to
;   associate +/(+ -) of constants
; due to type uncertainty:
;   The first argument is a NUMBER, not a RATIONAL.

;     (GCD DIV (AREF AS DEST))
; 
; note: unable to
;   optimize
; due to type uncertainty:
;   The first argument is a (UNSIGNED-BYTE 62), not a (OR
;                                                      (INTEGER
;                                                       -4611686018427387904 -1)
;                                                      (INTEGER 1
;                                                       4611686018427387903)).
;   The second argument is a (UNSIGNED-BYTE 31), not a (OR
;                                                       (INTEGER
;                                                        -4611686018427387904 -1)
;                                                       (INTEGER 1
;                                                        4611686018427387903)).

;     (INCF (GETHASH A (AREF DP X) 0))
; ==>
;   (+ 1 (GETHASH #:KEY #:HASHTABLE 0))
; 
; note: forced to do GENERIC-+ (cost 10)
;       unable to do inline fixnum arithmetic (cost 1) because:
;       The first argument is a NUMBER, not a FIXNUM.
;       The result is a (VALUES NUMBER &OPTIONAL), not a (VALUES FIXNUM &OPTIONAL).
;       unable to do inline fixnum arithmetic (cost 2) because:
;       The first argument is a NUMBER, not a FIXNUM.
;       The result is a (VALUES NUMBER &OPTIONAL), not a (VALUES FIXNUM &OPTIONAL).
;       etc.

;     (INCF (GETHASH GCD (AREF DP DEST) 0) NUM)
; 
; note: forced to do GENERIC-+ (cost 10)
;       unable to do inline fixnum arithmetic (cost 2) because:
;       The second argument is a NUMBER, not a FIXNUM.
;       The result is a (VALUES NUMBER &OPTIONAL), not a (VALUES FIXNUM &OPTIONAL).

ソースコード

diff # 

(in-package :cl-user)
(eval-when (:compile-toplevel :load-toplevel :execute)
  (defparameter *opt*
    #+swank '(optimize (speed 3) (safety 2))
    #-swank '(optimize (speed 3) (safety 0) (debug 0)))
  #+swank (ql:quickload '(:cl-debug-print :fiveam :cp/util) :silent t)
  #+swank (use-package :cp/util :cl-user)
  #-swank (set-dispatch-macro-character
           #\# #\> (lambda (s c p) (declare (ignore c p)) `(values ,(read s nil nil t)))))
#+swank (set-dispatch-macro-character #\# #\> #'cl-debug-print:debug-print-reader)

(macrolet ((def (b)
             `(progn (deftype ,(intern (format nil "UINT~A" b)) () '(unsigned-byte ,b))
                     (deftype ,(intern (format nil "INT~A" b)) () '(signed-byte ,b))))
           (define-int-types (&rest bits) `(progn ,@(mapcar (lambda (b) `(def ,b)) bits))))
  (define-int-types 2 4 7 8 15 16 31 32 62 63 64))

(defconstant +mod+ 1000000007)

(defmacro dbg (&rest forms)
  #+swank (if (= (length forms) 1)
              `(format *error-output* "~A => ~A~%" ',(car forms) ,(car forms))
              `(format *error-output* "~A => ~A~%" ',forms `(,,@forms)))
  #-swank (declare (ignore forms)))

(declaim (inline println))
(defun println (obj &optional (stream *standard-output*))
  (let ((*read-default-float-format*
          (if (typep obj 'double-float) 'double-float *read-default-float-format*)))
    (prog1 (princ obj stream) (terpri stream))))

;; BEGIN_INSERTED_CONTENTS
;; BEGIN_USE_PACKAGE
(in-package :cl-user)

;;;
;;; Body
;;;

(defun main ()
  (declare #.*opt*)
  (let* ((n (read))
         (as (make-array n :element-type 'uint31 :initial-element 0))
         (dp (make-array n :element-type 'hash-table)))
    (dotimes (i n)
      (setf (aref as i) (read)
            (aref dp i) (make-hash-table :size 1000 :test #'eq)))
    (dotimes (x n)
      (let ((a (aref as x)))
        (incf (gethash a (aref dp x) 0))
        (loop for dest from (+ x 1) below n
              do (maphash (lambda (div num)
                            (declare (uint62 div num))
                            (let ((gcd (gcd div (aref as dest))))
                              (incf (gethash gcd (aref dp dest) 0) num)))
                          (aref dp x)))))
    (let ((res 0))
      (dotimes (x n)
        (incf res (gethash 1 (aref dp x) 0)))
      (println res))))

#-swank (main)

;;;
;;; Test and benchmark
;;;

#+swank
(progn
  (defparameter *lisp-file-pathname* (uiop:current-lisp-file-pathname))
  (setq *default-pathname-defaults* (uiop:pathname-directory-pathname *lisp-file-pathname*))
  (defparameter *dat-pathname* (uiop:merge-pathnames* "test.dat" *lisp-file-pathname*))
  (defparameter *problem-url* "https://yukicoder.me/problems/no/917"))

#+swank
(defun gen-dat ()
  (uiop:with-output-file (out *dat-pathname* :if-exists :supersede)
    (format out "")))

#+swank
(defun bench (&optional (out (make-broadcast-stream)))
  (time (run *dat-pathname* out)))

#-swank
(eval-when (:compile-toplevel)
  (when (or (> sb-c::*compiler-warning-count* 0)
            sb-c::*undefined-warnings*)
    (error "count: ~D, undefined warnings: ~A"
           sb-c::*compiler-warning-count*
           sb-c::*undefined-warnings*)))

;; To run: (5am:run! :sample)
#+swank
(5am:test :sample
  (5am:is
   (equal "5
"
          (run "3
1 2 3
" nil)))
  (5am:is
   (equal "15
"
          (run "4
1 1 1 1
" nil)))
  (5am:is
   (equal "0
"
          (run "4
2 4 8 16
" nil)))
  (5am:is
   (equal "763
"
          (run "10
801754 703742 332182 68016 914814 8470 937255 293192 313080 501971
" nil))))
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