結果

問題 No.1 道のショートカット
ユーザー sansaquasansaqua
提出日時 2019-09-18 04:47:55
言語 Common Lisp
(sbcl 2.3.8)
結果
AC  
実行時間 11 ms / 5,000 ms
コード長 5,720 bytes
コンパイル時間 1,389 ms
コンパイル使用メモリ 40,844 KB
実行使用メモリ 29,416 KB
最終ジャッジ日時 2023-09-27 22:22:16
合計ジャッジ時間 3,401 ms
ジャッジサーバーID
（参考情報） 		judge14 / judge12
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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 9 ms
27,320 KB
testcase_01 AC 8 ms
23,216 KB
testcase_02 AC 8 ms
23,208 KB
testcase_03 AC 8 ms
23,216 KB
testcase_04 AC 9 ms
23,352 KB
testcase_05 AC 8 ms
23,316 KB
testcase_06 AC 8 ms
23,268 KB
testcase_07 AC 8 ms
25,348 KB
testcase_08 AC 9 ms
23,352 KB
testcase_09 AC 10 ms
27,356 KB
testcase_10 AC 9 ms
23,296 KB
testcase_11 AC 9 ms
23,404 KB
testcase_12 AC 10 ms
23,612 KB
testcase_13 AC 10 ms
23,496 KB
testcase_14 AC 7 ms
23,264 KB
testcase_15 AC 8 ms
25,364 KB
testcase_16 AC 9 ms
25,300 KB
testcase_17 AC 8 ms
23,204 KB
testcase_18 AC 9 ms
23,316 KB
testcase_19 AC 9 ms
25,392 KB
testcase_20 AC 9 ms
23,264 KB
testcase_21 AC 10 ms
29,352 KB
testcase_22 AC 9 ms
25,372 KB
testcase_23 AC 9 ms
23,304 KB
testcase_24 AC 11 ms
27,312 KB
testcase_25 AC 7 ms
23,224 KB
testcase_26 AC 8 ms
25,352 KB
testcase_27 AC 10 ms
27,356 KB
testcase_28 AC 8 ms
23,328 KB
testcase_29 AC 8 ms
23,356 KB
testcase_30 AC 9 ms
29,416 KB
testcase_31 AC 8 ms
23,340 KB
testcase_32 AC 8 ms
23,296 KB
testcase_33 AC 8 ms
25,324 KB
testcase_34 AC 9 ms
27,448 KB
testcase_35 AC 8 ms
27,384 KB
testcase_36 AC 8 ms
23,256 KB
testcase_37 AC 8 ms
25,392 KB
testcase_38 AC 9 ms
27,356 KB
testcase_39 AC 7 ms
23,388 KB
testcase_40 AC 8 ms
23,332 KB
testcase_41 AC 8 ms
23,328 KB
testcase_42 AC 8 ms
25,368 KB
testcase_43 AC 8 ms
25,332 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 27 SEP 2023 10:22:12 PM):
; processing (SB-INT:DEFCONSTANT-EQX OPT ...)
; processing (SET-DISPATCH-MACRO-CHARACTER #\# ...)
; processing (DISABLE-DEBUGGER)
; 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 +INF+ ...)
; processing (DEFINE-MODIFY-MACRO MINF ...)
; processing (DEFUN MAIN ...)
; processing (MAIN)

; wrote /home/judge/data/code/Main.fasl
; compilation finished in 0:00:00.135

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
(declaim (ftype (function * (values fixnum &optional)) read-fixnum))
(defun read-fixnum (&optional (in *standard-input*))
  (declare #.OPT)
  (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 #\-))
                                  (setf 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 +inf+ #xffffffff)
(define-modify-macro minf (new-value) min)

(defun main ()
  (declare #.OPT)
  (let* ((n (read))
         (c (read))
         (v (read))
         (revgraph (make-array n :element-type 'list :initial-element nil))
         (ss (make-array v :element-type 'uint32))
         (ts (make-array v :element-type 'uint32))
         (ys (make-array v :element-type 'uint32))
         (ms (make-array v :element-type 'uint32))
         (dp (make-array (list n (+ c 1)) :element-type 'uint32 :initial-element +inf+)))
    (declare (uint16 n c v))
    (dotimes (i v) (setf (aref ss i) (- (read-fixnum) 1)))
    (dotimes (i v) (setf (aref ts i) (- (read-fixnum) 1)))
    (dotimes (i v) (setf (aref ys i) (read-fixnum)))
    (dotimes (i v) (setf (aref ms i) (read-fixnum)))
    (dotimes (i v)
      (push (list* (aref ss i) (aref ys i) (aref ms i)) (aref revgraph (aref ts i))))
    (dotimes (cost (+ c 1))
      (setf (aref dp 0 cost) 0))
    (dotimes (v n)
      (dolist (edge (aref revgraph v))
        (destructuring-bind (prev yen . minute) edge
          (declare (uint32 prev yen minute))
          (loop for cost from yen to c
                do (minf (aref dp v cost)
                         (+ minute (aref dp prev (- cost yen))))))))
    (println (if (= +inf+ (aref dp (- n 1) c))
                 -1
                 (aref dp (- n 1) c)))))

#-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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