結果
問題 | No.2477 Drifting |
ユーザー | 👑 hos.lyric |
提出日時 | 2023-11-26 10:22:09 |
言語 | D (dmd 2.106.1) |
結果 |
AC
|
実行時間 | 584 ms / 2,000 ms |
コード長 | 2,704 bytes |
コンパイル時間 | 4,385 ms |
コンパイル使用メモリ | 179,968 KB |
実行使用メモリ | 39,040 KB |
最終ジャッジ日時 | 2024-09-26 11:33:56 |
合計ジャッジ時間 | 13,508 ms |
ジャッジサーバーID (参考情報) |
judge2 / 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 | 520 ms
39,040 KB |
testcase_01 | AC | 341 ms
31,744 KB |
testcase_02 | AC | 526 ms
38,400 KB |
testcase_03 | AC | 263 ms
14,336 KB |
testcase_04 | AC | 148 ms
13,056 KB |
testcase_05 | AC | 244 ms
6,016 KB |
testcase_06 | AC | 583 ms
25,728 KB |
testcase_07 | AC | 584 ms
25,600 KB |
testcase_08 | AC | 488 ms
34,048 KB |
testcase_09 | AC | 363 ms
26,076 KB |
testcase_10 | AC | 373 ms
29,184 KB |
testcase_11 | AC | 358 ms
23,168 KB |
testcase_12 | AC | 352 ms
20,224 KB |
testcase_13 | AC | 1 ms
5,376 KB |
testcase_14 | AC | 2 ms
5,376 KB |
testcase_15 | AC | 1 ms
5,376 KB |
testcase_16 | AC | 334 ms
23,552 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; } string COLOR(string s = "") { return "\x1b[" ~ s ~ "m"; } 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; auto A = new int[M]; auto B = new int[M]; auto C = new long[M]; foreach (i; 0 .. M) { A[i] = readInt - 1; B[i] = readInt - 1; C[i] = readLong; } const K = readInt; alias XYZ = Tuple!(int, "x", int, "y", int, "z"); auto T = new XYZ[K]; foreach (k; 0 .. K) { T[k].x = readInt - 1; T[k].y = readInt - 1; T[k].z = readInt - 1; } T.sort; auto G = new int[][N]; foreach (i; 0 .. M) { G[A[i]] ~= i; } alias Entry = Tuple!(long, "c", int, "p"); auto dp = new Entry[][N]; dp[0] ~= Entry(0, -1); auto cs = new long[N]; foreach (u; 0 .. N) { dp[u].sort; auto vs = new RedBlackTree!int; foreach (i; G[u]) { cs[B[i]] = C[i]; vs.insert(B[i]); } foreach (e; dp[u]) { auto vvs = new RedBlackTree!int; for (int k = T.lowerBound(XYZ(e.p, u, -1)); k < K && T[k].x == e.p && T[k].y == u; ++k) { const v = T[k].z; if (!vs.equalRange(v).empty) { vs.removeKey(v); vvs.insert(v); } } foreach (v; vs) { dp[v] ~= Entry(e.c + cs[v], u); } vs = vvs; } } writeln(dp[N - 1] ? dp[N - 1][0].c : -1); } } catch (EOFException e) { } }