結果

問題 No.1013 〇マス進む
ユーザー sansaquasansaqua
提出日時 2020-03-20 22:24:10
言語 Common Lisp
(sbcl 2.3.8)
結果
AC  
実行時間 212 ms / 2,000 ms
コード長 5,812 bytes
コンパイル時間 73 ms
コンパイル使用メモリ 41,016 KB
実行使用メモリ 56,496 KB
最終ジャッジ日時 2023-08-21 17:10:13
合計ジャッジ時間 8,661 ms
ジャッジサーバーID
（参考情報） 		judge11 / judge12
このコードへのチャレンジ（β）

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 9 ms
27,476 KB
testcase_01 AC 9 ms
23,472 KB
testcase_02 AC 9 ms
25,488 KB
testcase_03 AC 8 ms
23,600 KB
testcase_04 AC 10 ms
23,520 KB
testcase_05 AC 8 ms
23,468 KB
testcase_06 AC 9 ms
27,576 KB
testcase_07 AC 9 ms
23,692 KB
testcase_08 AC 10 ms
23,544 KB
testcase_09 AC 10 ms
27,416 KB
testcase_10 AC 10 ms
27,648 KB
testcase_11 AC 8 ms
23,592 KB
testcase_12 AC 8 ms
23,704 KB
testcase_13 AC 13 ms
29,876 KB
testcase_14 AC 76 ms
38,680 KB
testcase_15 AC 124 ms
44,820 KB
testcase_16 AC 118 ms
48,520 KB
testcase_17 AC 67 ms
36,464 KB
testcase_18 AC 86 ms
40,624 KB
testcase_19 AC 50 ms
34,480 KB
testcase_20 AC 165 ms
52,456 KB
testcase_21 AC 61 ms
34,588 KB
testcase_22 AC 85 ms
38,600 KB
testcase_23 AC 30 ms
28,428 KB
testcase_24 AC 182 ms
50,832 KB
testcase_25 AC 158 ms
54,520 KB
testcase_26 AC 32 ms
28,272 KB
testcase_27 AC 55 ms
36,520 KB
testcase_28 AC 29 ms
28,340 KB
testcase_29 AC 144 ms
52,520 KB
testcase_30 AC 54 ms
32,512 KB
testcase_31 AC 98 ms
44,320 KB
testcase_32 AC 70 ms
40,184 KB
testcase_33 AC 84 ms
36,484 KB
testcase_34 AC 138 ms
44,764 KB
testcase_35 AC 139 ms
46,724 KB
testcase_36 AC 16 ms
28,284 KB
testcase_37 AC 16 ms
29,968 KB
testcase_38 AC 165 ms
50,528 KB
testcase_39 AC 56 ms
38,060 KB
testcase_40 AC 150 ms
46,724 KB
testcase_41 AC 40 ms
34,088 KB
testcase_42 AC 87 ms
36,608 KB
testcase_43 AC 56 ms
34,416 KB
testcase_44 AC 89 ms
42,236 KB
testcase_45 AC 80 ms
36,580 KB
testcase_46 AC 44 ms
32,360 KB
testcase_47 AC 87 ms
40,104 KB
testcase_48 AC 96 ms
38,524 KB
testcase_49 AC 149 ms
44,752 KB
testcase_50 AC 121 ms
42,620 KB
testcase_51 AC 107 ms
40,632 KB
testcase_52 AC 28 ms
28,284 KB
testcase_53 AC 35 ms
28,368 KB
testcase_54 AC 130 ms
44,680 KB
testcase_55 AC 47 ms
32,424 KB
testcase_56 AC 179 ms
48,892 KB
testcase_57 AC 120 ms
40,572 KB
testcase_58 AC 209 ms
54,912 KB
testcase_59 AC 212 ms
53,020 KB
testcase_60 AC 202 ms
52,852 KB
testcase_61 AC 190 ms
56,496 KB
testcase_62 AC 159 ms
50,820 KB
testcase_63 AC 9 ms
27,448 KB
testcase_64 AC 9 ms
27,488 KB
権限があれば一括ダウンロードができます
コンパイルメッセージ
; compiling file "/home/judge/data/code/Main.lisp" (written 21 AUG 2023 05:10:01 PM):
; processing (SB-INT:DEFCONSTANT-EQX OPT ...)
; processing (SET-DISPATCH-MACRO-CHARACTER #\# ...)
; processing (DISABLE-DEBUGGER)
; processing (DEFMACRO WITH-BUFFERED-STDOUT ...)
; processing (DECLAIM (FTYPE # ...))
; processing (DEFUN READ-FIXNUM ...)
; processing (DEFMACRO DBG ...)
; processing (DEFMACRO DEFINE-INT-TYPES ...)
; processing (DEFINE-INT-TYPES 2 ...)
; processing (DECLAIM (INLINE PRINTLN))
; processing (DEFUN PRINTLN ...)
; processing (DEFCONSTANT +MOD+ ...)
; processing (DEFCONSTANT +MAX-DEPTH+ ...)
; processing (DEFUN MAIN ...)
; processing (MAIN)

; wrote /home/judge/data/code/Main.fasl
; compilation finished in 0:00:00.031

ソースコード

diff # 

(eval-when (:compile-toplevel :load-toplevel :execute)
  (sb-int:defconstant-eqx OPT
    #+swank '(optimize (speed 3) (safety 2))
    #-swank '(optimize (speed 3) (safety 0) (debug 0))
    #'equal)
  #+swank (ql:quickload '(:cl-debug-print :fiveam) :silent t)
  #-swank (set-dispatch-macro-character
           ;; enclose the form with VALUES to avoid being captured by LOOP macro
           #\# #\> (lambda (s c p) (declare (ignore c p)) `(values ,(read s nil nil t)))))
#+swank (cl-syntax:use-syntax cl-debug-print:debug-print-syntax)
#-swank (disable-debugger) ; for CS Academy

;; BEGIN_INSERTED_CONTENTS
(defmacro with-buffered-stdout (&body body)
  "Buffers all outputs to *STANDARD-OUTPUT* in BODY and flushes them to
*STANDARD-OUTPUT* after BODY has been done (without error). Note that only
BASE-CHAR is allowed."
  (let ((out (gensym)))
    `(let ((,out (make-string-output-stream :element-type 'base-char)))
       (let ((*standard-output* ,out))
         ,@body)
       (write-string (get-output-stream-string ,out)))))

(declaim (ftype (function * (values fixnum &optional)) read-fixnum))
(defun read-fixnum (&optional (in *standard-input*))
  "NOTE: cannot read -2^62"
  (macrolet ((%read-byte ()
               `(the (unsigned-byte 8)
                     #+swank (char-code (read-char in nil #\Nul))
                     #-swank (sb-impl::ansi-stream-read-byte in nil #.(char-code #\Nul) nil))))
    (let* ((minus nil)
           (result (loop (let ((byte (%read-byte)))
                           (cond ((<= 48 byte 57)
                                  (return (- byte 48)))
                                 ((zerop byte) ; #\Nul
                                  (error "Read EOF or #\Nul."))
                                 ((= byte #.(char-code #\-))
                                  (setq minus t)))))))
      (declare ((integer 0 #.most-positive-fixnum) result))
      (loop
        (let* ((byte (%read-byte)))
          (if (<= 48 byte 57)
              (setq result (+ (- byte 48)
                              (* 10 (the (integer 0 #.(floor most-positive-fixnum 10))
                                         result))))
              (return (if minus (- result) result))))))))

(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)))

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

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

(defconstant +mod+ 1000000007)

;;;
;;; Body
;;;

(defconstant +max-depth+ 30)

(defun main ()
  (let* ((n (read))
         (k (read))
         (ps (make-array n :element-type 'uint31))
         (dp (make-array (list n (+ +max-depth+ 1)) :element-type 'uint62)))
    (dotimes (i n)
      (setf (aref ps i) (- (read-fixnum) 1)))
    (dotimes (i n)
      (setf (aref dp i 0) (+ (aref ps i) 1)))
    (dotimes (depth +max-depth+)
      (dotimes (i n)
        (let* ((delta1 (aref dp i depth))
               (delta2 (aref dp (mod (+ i delta1) n) depth)))
          (setf (aref dp i (+ depth 1))
                (+ delta1 delta2)))))
    (with-buffered-stdout
      (dotimes (init n)
        (let ((x init)
              (step 0))
          (loop for depth from +max-depth+ downto 0
                when (<= (+ step (ash 1 depth)) k)
                do (incf step (ash 1 depth))
                   (incf x (aref dp (mod x n) depth)))
          (println (+ x 1)))))))

#-swank (main)

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

#+swank
(defun io-equal (in-string out-string &key (function #'main) (test #'equal))
  "Passes IN-STRING to *STANDARD-INPUT*, executes FUNCTION, and returns true if
the string output to *STANDARD-OUTPUT* is equal to OUT-STRING."
  (labels ((ensure-last-lf (s)
             (if (eql (uiop:last-char s) #\Linefeed)
                 s
                 (uiop:strcat s uiop:+lf+))))
    (funcall test
             (ensure-last-lf out-string)
             (with-output-to-string (out)
               (let ((*standard-output* out))
                 (with-input-from-string (*standard-input* (ensure-last-lf in-string))
                   (funcall function)))))))

#+swank
(defun get-clipbrd ()
  (with-output-to-string (out)
    (run-program "powershell.exe" '("-Command" "Get-Clipboard") :output out :search t)))

#+swank (defparameter *this-pathname* (uiop:current-lisp-file-pathname))
#+swank (defparameter *dat-pathname* (uiop:merge-pathnames* "test.dat" *this-pathname*))

#+swank
(defun run (&optional thing (out *standard-output*))
  "THING := null | string | symbol | pathname

null: run #'MAIN using the text on clipboard as input.
string: run #'MAIN using the string as input.
symbol: alias of FIVEAM:RUN!.
pathname: run #'MAIN using the text file as input."
  (let ((*standard-output* out))
    (etypecase thing
      (null
       (with-input-from-string (*standard-input* (delete #\Return (get-clipbrd)))
         (main)))
      (string
       (with-input-from-string (*standard-input* (delete #\Return thing))
         (main)))
      (symbol (5am:run! thing))
      (pathname
       (with-open-file (*standard-input* thing)
         (main))))))

#+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)))
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