Submission #2408714
Source Code Expand
(defun far-the-most-dot (list) (let* ((l (reverse list)) (l-size (length list)) (pos (position #\. l))) (when pos (- (1- l-size) pos)))) (defun far-the-most-x (list) (let* ((l (reverse list)) (l-size (length list)) (pos (position #\X l))) (when pos (- (1- l-size) pos)))) (defun calc-next-pos (list) (or (far-the-most-dot list) (far-the-most-x list))) (defun calc-step-positions (list start-pos) (let* ((rest-length (- (1- (length list)) start-pos)) (take-size (min 3 rest-length)) (l (subseq list (1+ start-pos) (+ start-pos take-size 1))) (next-pos (+ (calc-next-pos l) 1 start-pos))) (if (< rest-length 4) () (cons next-pos (calc-step-positions list next-pos))))) (read) ; n 読み捨て (let* ((s (concatenate 'list (string-right-trim '(#\Newline) (read-line)))) (step-positions (calc-step-positions s 0)) (x-num (count-if (lambda (idx) (equal (nth idx s) #\X)) step-positions))) (format 't "~A~%" x-num))
Submission Info
Submission Time | |
---|---|
Task | B - 雨上がり |
User | toku345 |
Language | Common Lisp (SBCL 1.1.14) |
Score | 50 |
Code Size | 1094 Byte |
Status | AC |
Exec Time | 141 ms |
Memory | 16616 KB |
Judge Result
Set Name | All | ||
---|---|---|---|
Score / Max Score | 50 / 50 | ||
Status |
|
Set Name | Test Cases |
---|---|
All | case_000.txt, case_001.txt, case_002.txt, case_003.txt, case_004.txt, case_005.txt, case_006.txt, case_007.txt, case_008.txt, case_009.txt, case_010.txt, case_011.txt, case_012.txt, case_013.txt, case_014.txt, case_015.txt, case_016.txt, case_017.txt, case_018.txt, case_019.txt, case_020.txt, case_021.txt, case_022.txt, case_023.txt, case_024.txt, case_025.txt, case_026.txt, case_027.txt, case_028.txt, case_029.txt, case_030.txt, case_031.txt, case_032.txt, case_033.txt, case_034.txt, case_035.txt, case_036.txt, case_037.txt, case_038.txt, case_039.txt, case_040.txt, case_041.txt, case_042.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
case_000.txt | AC | 141 ms | 16616 KB |
case_001.txt | AC | 20 ms | 6496 KB |
case_002.txt | AC | 19 ms | 6496 KB |
case_003.txt | AC | 19 ms | 6500 KB |
case_004.txt | AC | 19 ms | 6496 KB |
case_005.txt | AC | 19 ms | 6500 KB |
case_006.txt | AC | 19 ms | 6500 KB |
case_007.txt | AC | 19 ms | 6500 KB |
case_008.txt | AC | 19 ms | 6500 KB |
case_009.txt | AC | 19 ms | 6500 KB |
case_010.txt | AC | 19 ms | 6504 KB |
case_011.txt | AC | 19 ms | 6500 KB |
case_012.txt | AC | 20 ms | 6504 KB |
case_013.txt | AC | 19 ms | 6500 KB |
case_014.txt | AC | 19 ms | 6504 KB |
case_015.txt | AC | 19 ms | 6504 KB |
case_016.txt | AC | 19 ms | 6504 KB |
case_017.txt | AC | 19 ms | 6500 KB |
case_018.txt | AC | 19 ms | 6500 KB |
case_019.txt | AC | 19 ms | 6500 KB |
case_020.txt | AC | 19 ms | 6500 KB |
case_021.txt | AC | 19 ms | 6500 KB |
case_022.txt | AC | 19 ms | 6500 KB |
case_023.txt | AC | 19 ms | 6496 KB |
case_024.txt | AC | 20 ms | 6496 KB |
case_025.txt | AC | 20 ms | 6500 KB |
case_026.txt | AC | 19 ms | 6500 KB |
case_027.txt | AC | 19 ms | 6496 KB |
case_028.txt | AC | 19 ms | 6500 KB |
case_029.txt | AC | 19 ms | 6496 KB |
case_030.txt | AC | 19 ms | 6500 KB |
case_031.txt | AC | 20 ms | 6504 KB |
case_032.txt | AC | 19 ms | 6500 KB |
case_033.txt | AC | 19 ms | 6500 KB |
case_034.txt | AC | 20 ms | 6504 KB |
case_035.txt | AC | 19 ms | 6500 KB |
case_036.txt | AC | 19 ms | 6500 KB |
case_037.txt | AC | 20 ms | 6500 KB |
case_038.txt | AC | 20 ms | 6500 KB |
case_039.txt | AC | 19 ms | 6496 KB |
case_040.txt | AC | 19 ms | 6504 KB |
case_041.txt | AC | 19 ms | 6496 KB |
case_042.txt | AC | 19 ms | 6500 KB |