結果

問題 No.1140 EXPotentiaLLL!
ユーザー Common Lisp
提出日時 2024-11-03 02:21:51
言語 Common Lisp
(sbcl 2.5.0)
結果
TLE  
実行時間 -
コード長 1,770 bytes
コンパイル時間 484 ms
コンパイル使用メモリ 43,868 KB
実行使用メモリ 69,308 KB
最終ジャッジ日時 2024-11-03 02:22:10
合計ジャッジ時間 19,135 ms
ジャッジサーバーID
（参考情報） 		judge3 / judge4
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 1
other AC * 10 TLE * 2
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 03 NOV 2024 02:21:51 AM):

; wrote /home/judge/data/code/Main.fasl
; compilation finished in 0:00:00.037

ソースコード

diff #
プレゼンテーションモードにする

(defun sieve-of-atkin (lim)
  (let* ((slim (sqrt lim))
         (p (make-array (+ lim 60) :initial-element 0)))
    (loop for v from 1 to (floor slim 2) do
          (let ((x (1+ (* 4 v v)))
                (y 8))
            (loop while (<= x lim) do
                  (when (not (= (mod x 12) 9))
                        (setf (aref p x) (logxor (aref p x) 1)))
                  (setf x (+ x y)
                        y (+ y 8)))))
    (loop for v from 1 to (floor (/ slim (sqrt 3))) by 2 do
          (let ((x (+ (* 3 v v) 4))
                (y 12))
            (loop while (<= x lim) do
                  (when (= (mod x 12) 7)
                        (setf (aref p x) (logxor (aref p x) 1)))
                  (setf x (+ x y)
                        y (+ y 8)))))
    (loop for v from 2 to (floor (/ slim (sqrt 2))) do
          (let ((x (1- (* 2 v (1+ v))))
                (y (- (* 4 v) 8)))
            (loop while (and (<= x lim) (<= 0 y)) do
                  (when (= (mod x 12) 11)
                        (setf (aref p x) (logxor (aref p x) 1)))
                  (setf x (+ x y)
                        y (- y 8)))))
    (loop for n from 5 to (floor slim) do
          (when (/= (aref p n) 0)
                (loop for z from (* n n) below lim by (* n n) do
                      (setf (aref p z) 0))))
    (setf (aref p 2) 1
          (aref p 3) 1)
    p))
(defun main (&rest argv)
  (declare (ignorable argv))
  (let* ((q (read))
         (p (sieve-of-atkin 5000001)))
    (dotimes (_ q)
      (let* ((a (read))
             (s (read)))
        (format t "~d~%" (if (= (aref p s) 1)
                             (if (zerop (mod a s))
                                 0
                                 1)
                             -1))))))
(main)
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