結果
問題 | No.2387 Yokan Factory |
ユーザー | 👑 hos.lyric |
提出日時 | 2023-07-21 21:57:46 |
言語 | D (dmd 2.106.1) |
結果 |
AC
|
実行時間 | 888 ms / 5,000 ms |
コード長 | 2,646 bytes |
コンパイル時間 | 2,082 ms |
コンパイル使用メモリ | 136,448 KB |
実行使用メモリ | 20,796 KB |
最終ジャッジ日時 | 2024-09-21 23:28:46 |
合計ジャッジ時間 | 8,571 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge3 |
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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 | 1 ms
5,248 KB |
testcase_01 | AC | 1 ms
5,376 KB |
testcase_02 | AC | 1 ms
5,376 KB |
testcase_03 | AC | 1 ms
5,376 KB |
testcase_04 | AC | 1 ms
5,376 KB |
testcase_05 | AC | 1 ms
5,376 KB |
testcase_06 | AC | 2 ms
5,376 KB |
testcase_07 | AC | 1 ms
5,376 KB |
testcase_08 | AC | 2 ms
5,376 KB |
testcase_09 | AC | 1 ms
5,376 KB |
testcase_10 | AC | 2 ms
5,376 KB |
testcase_11 | AC | 1 ms
5,376 KB |
testcase_12 | AC | 1 ms
5,376 KB |
testcase_13 | AC | 1 ms
5,376 KB |
testcase_14 | AC | 1 ms
5,376 KB |
testcase_15 | AC | 519 ms
20,796 KB |
testcase_16 | AC | 223 ms
14,848 KB |
testcase_17 | AC | 888 ms
15,024 KB |
testcase_18 | AC | 442 ms
18,304 KB |
testcase_19 | AC | 483 ms
10,752 KB |
testcase_20 | AC | 438 ms
7,808 KB |
testcase_21 | AC | 816 ms
17,852 KB |
testcase_22 | AC | 379 ms
7,412 KB |
testcase_23 | AC | 543 ms
12,416 KB |
testcase_24 | AC | 279 ms
7,552 KB |
testcase_25 | AC | 54 ms
5,376 KB |
testcase_26 | AC | 105 ms
6,528 KB |
testcase_27 | AC | 118 ms
6,984 KB |
testcase_28 | AC | 4 ms
5,376 KB |
testcase_29 | AC | 6 ms
5,376 KB |
testcase_30 | AC | 6 ms
5,376 KB |
testcase_31 | AC | 4 ms
5,376 KB |
testcase_32 | AC | 3 ms
5,376 KB |
testcase_33 | AC | 3 ms
5,376 KB |
testcase_34 | AC | 6 ms
5,376 KB |
testcase_35 | AC | 3 ms
5,376 KB |
testcase_36 | AC | 2 ms
5,376 KB |
testcase_37 | AC | 2 ms
5,376 KB |
ソースコード
import std.conv, std.functional, std.range, std.stdio, std.string; import std.algorithm, std.array, std.bigint, std.bitmanip, std.complex, std.container, std.math, std.mathspecial, std.numeric, std.regex, std.typecons; import core.bitop; class EOFException : Throwable { this() { super("EOF"); } } string[] tokens; string readToken() { for (; tokens.empty; ) { if (stdin.eof) { throw new EOFException; } tokens = readln.split; } auto token = tokens.front; tokens.popFront; return token; } int readInt() { return readToken.to!int; } long readLong() { return readToken.to!long; } bool chmin(T)(ref T t, in T f) { if (t > f) { t = f; return true; } else { return false; } } bool chmax(T)(ref T t, in T f) { if (t < f) { t = f; return true; } else { return false; } } int binarySearch(alias pred, T)(in T[] as) { int lo = -1, hi = cast(int)(as.length); for (; lo + 1 < hi; ) { const mid = (lo + hi) >> 1; (unaryFun!pred(as[mid]) ? hi : lo) = mid; } return hi; } int lowerBound(T)(in T[] as, T val) { return as.binarySearch!(a => (a >= val)); } int upperBound(T)(in T[] as, T val) { return as.binarySearch!(a => (a > val)); } enum INF = 10L^^18; void main() { try { for (; ; ) { const N = readInt; const M = readInt; const X = readLong; auto A = new int[M]; auto B = new int[M]; auto C = new long[M]; auto D = new long[M]; foreach (i; 0 .. M) { A[i] = readInt - 1; B[i] = readInt - 1; C[i] = readLong; D[i] = readLong; } auto G = new int[][N]; foreach (i; 0 .. M) { G[A[i]] ~= i; G[B[i]] ~= i; } const S = 0, T = N - 1; bool check(long thr) { alias Entry = Tuple!(long, "c", int, "u"); BinaryHeap!(Array!Entry, "a.c > b.c") que; auto dist = new long[N]; dist[] = INF; que.insert(Entry(dist[S] = 0, S)); for (; !que.empty; ) { const c = que.front.c; const u = que.front.u; que.removeFront; if (dist[u] == c) { foreach (i; G[u]) if (D[i] >= thr) { const cc = c + C[i]; const v = A[i] ^ B[i] ^ u; if (chmin(dist[v], cc)) { que.insert(Entry(cc, v)); } } } } return (dist[T] <= X); } if (check(0)) { long lo = 0, hi = D.maxElement + 1; for (; lo + 1 < hi; ) { const mid = (lo + hi) / 2; (check(mid) ? lo : hi) = mid; } writeln(lo); } else { writeln(-1); } } } catch (EOFException e) { } }