結果

問題 No.967 引き算をして門松列(その2)
ユーザー sansaquasansaqua
提出日時 2020-01-13 20:45:04
言語 Common Lisp
(sbcl 2.5.0)
結果
AC  
実行時間 19 ms / 2,000 ms
コード長 6,763 bytes
コンパイル時間 288 ms
コンパイル使用メモリ 72,640 KB
実行使用メモリ 22,784 KB
最終ジャッジ日時 2024-12-21 16:40:47
合計ジャッジ時間 975 ms
ジャッジサーバーID
(参考情報)
judge3 / judge5
このコードへのチャレンジ
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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
22,400 KB
testcase_01 AC 9 ms
22,528 KB
testcase_02 AC 9 ms
22,400 KB
testcase_03 AC 10 ms
22,784 KB
testcase_04 AC 12 ms
22,656 KB
testcase_05 AC 12 ms
22,784 KB
testcase_06 AC 12 ms
22,656 KB
testcase_07 AC 13 ms
22,784 KB
testcase_08 AC 19 ms
22,784 KB
testcase_09 AC 18 ms
22,784 KB
testcase_10 AC 19 ms
22,784 KB
testcase_11 AC 19 ms
22,784 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 DEC 2024 04:40:45 PM):

; wrote /home/judge/data/code/Main.fasl
; compilation finished in 0:00:00.142

ソースコード

diff #
プレゼンテーションモードにする

;; -*- 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
;; 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)))))
(macrolet ((def (name fname)
`(define-modify-macro ,name (new-value) ,fname)))
(def minf min)
(def maxf max)
(def mulf *)
(def divf /)
(def iorf logior)
(def xorf logxor)
(def andf logand))
(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 #\-))
(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+ most-positive-fixnum)
(defun main ()
(let* ((n (read)))
(with-buffered-stdout
(dotimes (_ n)
(let ((a (read-fixnum))
(b (read-fixnum))
(c (read-fixnum))
(x (read-fixnum))
(y (read-fixnum))
(z (read-fixnum))
(cost +inf+))
;; 2 3 1
(let* ((new-a (min a (- b 1)))
(new-c (min c (- new-a 1))))
(when (and (plusp new-a) (plusp new-c))
(minf cost (+ (* x (abs (- a new-a)))
(* z (abs (- c new-c)))))))
;; 1 3 2
(let* ((new-c (min c (- b 1)))
(new-a (min a (- new-c 1))))
(when (and (plusp new-c) (plusp new-a))
(minf cost (+ (* z (abs (- c new-c)))
(* x (abs (- a new-a)))))))
;; 2 1 3
(let* ((new-a (min a (- c 1)))
(new-b (min b (- new-a 1))))
(when (and (plusp new-a) (plusp new-b))
(minf cost (+ (* x (abs (- a new-a)))
(* y (abs (- b new-b)))))))
;; 3 1 2
(let* ((new-c (min c (- a 1)))
(new-b (min b (- new-c 1))))
(when (and (plusp new-c) (plusp new-b))
(minf cost (+ (* z (abs (- c new-c)))
(* y (abs (- b new-b)))))))
(println (if (= cost +inf+)
-1
cost)))))))
#-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:/Windows/System32/WindowsPowerShell/v1.0/powershell.exe" '("get-clipboard") :output 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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