結果
| 問題 | No.1 道のショートカット |
| ユーザー |
 MiyamonY
|
| 提出日時 | 2019-09-10 13:06:08 |
| 言語 | Scheme (Gauche-0.9.14) |
| 結果 |
TLE
|
| 実行時間 | - |
| コード長 | 1,574 bytes |
| コンパイル時間 | 98 ms |
| コンパイル使用メモリ | 6,816 KB |
| 実行使用メモリ | 39,032 KB |
| 最終ジャッジ日時 | 2024-07-08 05:16:40 |
| 合計ジャッジ時間 | 7,241 ms |
|
ジャッジサーバーID （参考情報） |
judge3 / judge1 |
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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 | 73 ms
27,520 KB |
| testcase_01 | AC | 76 ms
27,520 KB |
| testcase_02 | AC | 84 ms
27,648 KB |
| testcase_03 | AC | 73 ms
27,520 KB |
| testcase_04 | AC | 74 ms
27,520 KB |
| testcase_05 | AC | 75 ms
27,520 KB |
| testcase_06 | AC | 77 ms
27,520 KB |
| testcase_07 | AC | 77 ms
27,904 KB |
| testcase_08 | TLE | - |
| testcase_09 | -- | - |
| testcase_10 | -- | - |
| testcase_11 | -- | - |
| testcase_12 | -- | - |
| testcase_13 | -- | - |
| testcase_14 | -- | - |
| testcase_15 | -- | - |
| testcase_16 | -- | - |
| testcase_17 | -- | - |
| testcase_18 | -- | - |
| testcase_19 | -- | - |
| testcase_20 | -- | - |
| testcase_21 | -- | - |
| testcase_22 | -- | - |
| testcase_23 | -- | - |
| testcase_24 | -- | - |
| testcase_25 | -- | - |
| testcase_26 | -- | - |
| testcase_27 | -- | - |
| testcase_28 | -- | - |
| testcase_29 | -- | - |
| testcase_30 | -- | - |
| testcase_31 | -- | - |
| testcase_32 | -- | - |
| testcase_33 | -- | - |
| testcase_34 | -- | - |
| testcase_35 | -- | - |
| testcase_36 | -- | - |
| testcase_37 | -- | - |
| testcase_38 | -- | - |
| testcase_39 | -- | - |
| testcase_40 | -- | - |
| testcase_41 | -- | - |
| testcase_42 | -- | - |
| testcase_43 | -- | - |
ソースコード
(use gauche.array)
(use data.heap)
(define (read-number)
(string->number (read-line)))
(define (read-numbers)
(map string->number (string-split (read-line) #\space)))
(let* ((n (read-number))
(c (read-number))
(v (read-number))
(s (read-numbers))
(t (read-numbers))
(y (read-numbers))
(m (read-numbers)))
(define graph (make-vector (+ n 1) '()))
(define visited (make-vector (+ n 1) #f))
(define times (make-array (shape 0 (+ n 1) 0 (+ c 1)) (ash 1 30)))
(define heap (make-binary-heap :key cdr))
(for-each
(lambda (x y z w)
(vector-set! graph x (cons (cons y (cons z w)) (vector-ref graph x '()))))
s t y m)
(array-set! times 1 0 0)
(binary-heap-push! heap (cons 1 0))
(let loop ()
(unless (binary-heap-empty? heap)
(let* ((h (binary-heap-pop-min! heap))
(from (car h))
(weight (cdr h)))
(vector-set! visited from #t)
(let inner ((nodes (vector-ref graph from)))
(unless (null? nodes)
(let* ((node (car nodes))
(to (car node))
(cost (cadr node))
(time (cddr node)))
(for-each (lambda (i)
(if (>= (- i cost) 0)
(let1 t (+ time (array-ref times from (- i cost)))
(when (<= t (array-ref times to i))
(array-set! times to i t)))))
(iota (+ c 1)))
(unless (vector-ref visited to)
(binary-heap-push! heap (cons to (+ weight time)))))
(inner (cdr nodes)))))
(loop)))
(let1 val (apply min (map (lambda (i) (array-ref times n i)) (iota (+ c 1))))
(print (if (= val (ash 1 30)) -1 val))))