結果

問題 No.884 Eat and Add
ユーザー sansaquasansaqua
提出日時 2019-09-13 22:21:15
言語 Common Lisp
(sbcl 2.3.8)
結果
AC  
実行時間 22 ms / 1,000 ms
コード長 4,234 bytes
コンパイル時間 1,136 ms
コンパイル使用メモリ 41,884 KB
実行使用メモリ 33,228 KB
最終ジャッジ日時 2024-07-04 09:56:24
合計ジャッジ時間 1,448 ms
ジャッジサーバーID
（参考情報） 		judge2 / judge4
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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 10 ms
26,540 KB
testcase_01 AC 11 ms
28,620 KB
testcase_02 AC 10 ms
28,624 KB
testcase_03 AC 22 ms
33,228 KB
testcase_04 AC 21 ms
29,276 KB
testcase_05 AC 20 ms
31,164 KB
testcase_06 AC 19 ms
29,144 KB
testcase_07 AC 18 ms
31,192 KB
testcase_08 AC 18 ms
29,148 KB
testcase_09 AC 19 ms
29,020 KB
testcase_10 AC 10 ms
28,496 KB
testcase_11 AC 9 ms
26,536 KB
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コンパイルメッセージ
; compiling file "/home/judge/data/code/Main.lisp" (written 04 JUL 2024 09:56:21 AM):

; wrote /home/judge/data/code/Main.fasl
; compilation finished in 0:00:00.040

ソースコード

diff # 

;; -*- coding: utf-8 -*-
(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
           #\# #\> (lambda (s c p) (declare (ignore c p)) (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 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
;;;

(defun main ()
  (let* ((s (concatenate 'simple-base-string (nreverse (read-line)) "00"))
         (len (length s))
         (res 0))
    (labels ((flip (l r)
               (loop for i from l below r
                     do (assert (char= #\1 (aref s i)))
                        (setf (aref s i) #\0))
               (assert (char= #\0 (aref s r)))
               (setf (aref s r) #\1))
             (traverse1 (pos base)
               (if (char= (aref s pos) #\0)
                   (if (<= (- pos base) 1)
                       (traverse0 pos)
                       (progn (flip base pos)
                              (incf res)
                              (traverse1 pos pos)))
                   (traverse1 (+ pos 1) base)))
             (traverse0 (pos)
               (unless (= pos len)
                 (if (char= (aref s pos) #\0)
                     (traverse0 (+ pos 1))
                     (traverse1 pos pos)))))
      (traverse0 0)
      #>s
      (println (+ res (count #\1 s))))))

#-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 "C:/msys64/usr/bin/cat.exe" '("/dev/clipboard") :output out)))

#+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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