結果

問題 No.887 Collatz
ユーザー sansaquasansaqua
提出日時 2020-11-07 04:12:51
言語 Common Lisp
(sbcl 2.3.8)
結果
AC  
実行時間 12 ms / 2,000 ms
コード長 2,827 bytes
コンパイル時間 55 ms
コンパイル使用メモリ 35,496 KB
実行使用メモリ 32,152 KB
最終ジャッジ日時 2024-07-22 14:16:44
合計ジャッジ時間 1,072 ms
ジャッジサーバーID
（参考情報） 		judge3 / 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 9 ms
30,116 KB
testcase_01 AC 9 ms
32,152 KB
testcase_02 AC 9 ms
26,152 KB
testcase_03 AC 9 ms
30,120 KB
testcase_04 AC 8 ms
26,280 KB
testcase_05 AC 9 ms
26,156 KB
testcase_06 AC 10 ms
26,156 KB
testcase_07 AC 9 ms
26,148 KB
testcase_08 AC 9 ms
28,236 KB
testcase_09 AC 9 ms
26,152 KB
testcase_10 AC 10 ms
30,144 KB
testcase_11 AC 10 ms
32,144 KB
testcase_12 AC 12 ms
26,152 KB
testcase_13 AC 10 ms
27,976 KB
testcase_14 AC 8 ms
26,156 KB
testcase_15 AC 8 ms
30,116 KB
testcase_16 AC 9 ms
26,152 KB
testcase_17 AC 8 ms
26,152 KB
testcase_18 AC 9 ms
28,112 KB
testcase_19 AC 9 ms
26,152 KB
testcase_20 AC 9 ms
28,108 KB
testcase_21 AC 8 ms
26,152 KB
testcase_22 AC 9 ms
28,108 KB
testcase_23 AC 8 ms
26,280 KB
testcase_24 AC 9 ms
26,280 KB
testcase_25 AC 8 ms
26,024 KB
testcase_26 AC 8 ms
28,104 KB
testcase_27 AC 8 ms
26,152 KB
testcase_28 AC 9 ms
30,112 KB
testcase_29 AC 9 ms
26,148 KB
testcase_30 AC 8 ms
26,152 KB
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コンパイルメッセージ
; compiling file "/home/judge/data/code/Main.lisp" (written 22 JUL 2024 02:16:42 PM):

; wrote /home/judge/data/code/Main.fasl
; compilation finished in 0:00:00.014

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* 'double-float))
    (prog1 (princ obj stream) (terpri stream))))

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

;;;
;;; Body
;;;

(defun main ()
  (let* ((n (read)))
    (loop for i from 0
          until (= n 1)
          maximize n into nmax
          do (setq n (if (evenp n)
                         (ash n -1)
                         (+ 1 (* 3 n))))
          finally (println i)
                  (println (max 1 nmax)))))

#-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/887"))

#+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 "7
16
"
          (run "3
" nil)))
  (5am:is
   (equal "111
9232
"
          (run "27
" nil)))
  (5am:is
   (equal "29
10000
"
          (run "10000
" nil))))
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