結果
問題 | No.705 ゴミ拾い Hard |
ユーザー | 👑 hos.lyric |
提出日時 | 2019-01-23 18:51:16 |
言語 | D (dmd 2.106.1) |
結果 |
AC
|
実行時間 | 981 ms / 1,500 ms |
コード長 | 2,979 bytes |
コンパイル時間 | 978 ms |
コンパイル使用メモリ | 119,344 KB |
実行使用メモリ | 32,840 KB |
最終ジャッジ日時 | 2024-06-13 03:33:09 |
合計ジャッジ時間 | 16,802 ms |
ジャッジサーバーID (参考情報) |
judge2 / 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
6,812 KB |
testcase_01 | AC | 1 ms
6,940 KB |
testcase_02 | AC | 1 ms
6,944 KB |
testcase_03 | AC | 1 ms
6,948 KB |
testcase_04 | AC | 1 ms
6,940 KB |
testcase_05 | AC | 1 ms
6,940 KB |
testcase_06 | AC | 1 ms
6,944 KB |
testcase_07 | AC | 1 ms
6,940 KB |
testcase_08 | AC | 1 ms
6,940 KB |
testcase_09 | AC | 1 ms
6,940 KB |
testcase_10 | AC | 1 ms
6,940 KB |
testcase_11 | AC | 1 ms
6,944 KB |
testcase_12 | AC | 1 ms
6,940 KB |
testcase_13 | AC | 1 ms
6,940 KB |
testcase_14 | AC | 2 ms
6,944 KB |
testcase_15 | AC | 3 ms
6,940 KB |
testcase_16 | AC | 2 ms
6,940 KB |
testcase_17 | AC | 2 ms
6,940 KB |
testcase_18 | AC | 3 ms
6,940 KB |
testcase_19 | AC | 2 ms
6,940 KB |
testcase_20 | AC | 2 ms
6,944 KB |
testcase_21 | AC | 2 ms
6,944 KB |
testcase_22 | AC | 2 ms
6,944 KB |
testcase_23 | AC | 2 ms
6,940 KB |
testcase_24 | AC | 761 ms
32,768 KB |
testcase_25 | AC | 763 ms
32,720 KB |
testcase_26 | AC | 761 ms
32,840 KB |
testcase_27 | AC | 757 ms
32,708 KB |
testcase_28 | AC | 758 ms
32,708 KB |
testcase_29 | AC | 757 ms
32,708 KB |
testcase_30 | AC | 981 ms
32,360 KB |
testcase_31 | AC | 917 ms
31,564 KB |
testcase_32 | AC | 730 ms
32,300 KB |
testcase_33 | AC | 665 ms
25,940 KB |
testcase_34 | AC | 667 ms
25,944 KB |
testcase_35 | AC | 683 ms
25,940 KB |
testcase_36 | AC | 712 ms
28,120 KB |
testcase_37 | AC | 681 ms
25,036 KB |
testcase_38 | AC | 707 ms
31,064 KB |
testcase_39 | AC | 812 ms
31,596 KB |
testcase_40 | AC | 1 ms
5,376 KB |
testcase_41 | AC | 1 ms
5,376 KB |
testcase_42 | AC | 1 ms
5,376 KB |
testcase_43 | AC | 709 ms
27,936 KB |
ソースコード
import std.conv, std.stdio, std.string; import std.algorithm, std.array, std.bigint, std.container, std.math, std.numeric, std.range, 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; } real readReal() { return readToken.to!real; } 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(T)(in T[] as, in bool delegate(T) test) { int low = -1, upp = cast(int)(as.length); for (; low + 1 < upp; ) { int mid = (low + upp) >> 1; (test(as[mid]) ? low : upp) = mid; } return upp; } int lowerBound(T)(in T[] as, in T val) { return as.binarySearch((T a) => (a < val)); } int upperBound(T)(in T[] as, in T val) { return as.binarySearch((T a) => (a <= val)); } // Update g by g[i] := min{ g[i], min{ g[j] + f(j, i) | 0 <= j < i } } // i -> argmin{ g[j] + f(j, i) | 0 <= j < i } is increasing void monotoneDP(T)(T[] g, in T delegate(int, int) f) { void update(int jL, int jR, int iL, int iR) { if (iL == iR) return; const iMid = (iL + iR) / 2; T opt = g[jL] + f(jL, iMid); int jOpt = jL; foreach (j; jL + 1 .. jR) if (chmin(opt, g[j] + f(j, iMid))) jOpt = j; chmin(g[iMid], opt); update(jL, jOpt + 1, iL, iMid); update(jOpt, jR, iMid + 1, iR); } void solve(int l, int r) { if (l + 1 == r) return; const mid = (l + r) / 2; solve(l, mid); update(l, mid, mid, r); solve(mid, r); } solve(0, cast(int)(g.length)); } /* f(j, i) = |X[j + 1] - A[i]|^3 + |Y[j + 1] - 0|^3 f: Monge for X <= X', A <= A' |X - A|^3 + |X' - A'|^3 vs |X - A'|^3 + |X' - A|^3 X -> |X - A'|^3 + |X - A|^3 is decr. */ enum INF = 10L^^18; int N; long[] A, X, Y; void main() { try { for (; ; ) { N = readInt(); A = new long[N]; foreach (i; 0 .. N) { A[i] = readLong(); } X = new long[N]; foreach (i; 0 .. N) { X[i] = readLong(); } Y = new long[N]; foreach (i; 0 .. N) { Y[i] = readLong(); } debug { auto dpBrute = new long[N + 1]; dpBrute[] = INF; dpBrute[0] = 0; foreach (i; 1 .. N + 1) { foreach (j; 0 .. i) { chmin(dpBrute[i], dpBrute[j] + abs(X[j] - A[i - 1])^^3 + abs(Y[j] - 0)^^3); } } writeln(dpBrute); } auto dp = new long[N + 1]; dp[] = INF; dp[0] = 0; dp.monotoneDP((j, i) => abs(X[j] - A[i - 1])^^3 + abs(Y[j] - 0)^^3); debug { writeln(dp); } writeln(dp[N]); } } catch (EOFException e) { } }