#432379 (D) No.162 8020運動

提出ソース

結果

問題	No.162 8020運動
ユーザー	te-sh
提出日時	2020-02-21 21:11:27
言語	D (dmd 2.106.1)
結果	AC
実行時間	1,966 ms / 5,000 ms
コード長	4,964 bytes
コンパイル時間	9,838 ms
コンパイル使用メモリ	319,660 KB
実行使用メモリ	6,944 KB
最終ジャッジ日時	2024-06-22 05:25:22
合計ジャッジ時間	43,739 ms
ジャッジサーバーID （参考情報）	judge2 / judge4

このコードへのチャレンジ
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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	52 ms 6,816 KB
testcase_01	AC	933 ms 6,940 KB
testcase_02	AC	1,454 ms 6,940 KB
testcase_03	AC	1,923 ms 6,940 KB
testcase_04	AC	1,944 ms 6,944 KB
testcase_05	AC	1,966 ms 6,944 KB
testcase_06	AC	1,942 ms 6,940 KB
testcase_07	AC	1,937 ms 6,944 KB
testcase_08	AC	1,912 ms 6,940 KB
testcase_09	AC	51 ms 6,940 KB
testcase_10	AC	1,439 ms 6,940 KB
testcase_11	AC	930 ms 6,940 KB
testcase_12	AC	440 ms 6,944 KB
testcase_13	AC	1,938 ms 6,940 KB
testcase_14	AC	149 ms 6,944 KB
testcase_15	AC	149 ms 6,940 KB
testcase_16	AC	533 ms 6,940 KB
testcase_17	AC	242 ms 6,940 KB
testcase_18	AC	1,846 ms 6,940 KB
testcase_19	AC	1,339 ms 6,940 KB
testcase_20	AC	1,537 ms 6,940 KB
testcase_21	AC	1,516 ms 6,944 KB
testcase_22	AC	1,429 ms 6,944 KB
testcase_23	AC	1,533 ms 6,940 KB
testcase_24	AC	1,417 ms 6,940 KB
testcase_25	AC	1,625 ms 6,940 KB
testcase_26	AC	52 ms 6,940 KB
testcase_27	AC	1,042 ms 6,944 KB
testcase_28	AC	1,807 ms 6,944 KB

権限があれば一括ダウンロードができます

コンパイルメッセージ

Main.d(181): Deprecation: function `Main.IO!(makeGlobal, makeGlobal).IO.put!("{}", double).put.putMain!(c, double).putMain` function requires a dual-context, which is deprecated
Main.d-mixin-151(151):        instantiated from here: `putMain!(c, double)`
Main.d(37):        instantiated from here: `put!("{}", double)`

ソースコード

raw source code

// URL: https://yukicoder.me/problems/no/162

import std.algorithm, std.array, std.bitmanip, std.container, std.conv, std.format,
       std.functional, std.math, std.range, std.traits, std.typecons, std.stdio, std.string;
import std.regex;

version(unittest) {} else
void main()
{
  int A; io.getV(A); A = 80-A;
  double[] P; io.getA(3, P); P[] /= 100;

  auto n = 14;

  auto memo = new double[][](A+1, n+1);
  foreach (y; 0..A+1) memo[y][0] = 0;
  foreach (t; 0..n+1) memo[0][t] = t;

  double calc(int y, int t)
  {
    if (!memo[y][t].isNaN) return memo[y][t];

    auto e = 0.0;
    foreach (i; 0..1<<t) {
      auto p = 1.0;
      foreach (j; 0..t) {
        auto pj = t == 1 ? P[0] : j == 0 || j == t-1 ? P[1] : P[2];
        p *= i.bitTest(j) ? 1-pj : pj;
      }
      auto m = format("%b", i).matchAll("1+");
      e += p * m.map!"cast(int)a[0].length".map!(ti => calc(y-1, ti)).sum;
    }

    return (memo[y][t] = e);
  }

  io.put(calc(A, n)*2);
}

pragma(inline)
{
  import core.bitop : _bsf = bsf, _bsr = bsr, _popcnt = popcnt;
  pure nothrow @nogc @safe
  {
    bool bitTest(T)(T n, size_t i)
      if (isIntegral!T)
    { return (n & (T(1) << i)) != 0; }
    T bitSet(T)(T n, size_t i)
      if (isIntegral!T)
    { return n | (T(1) << i); }
    T bitReset(T)(T n, size_t i)
      if (isIntegral!T)
    { return n & ~(T(1) << i); }
    T bitComp(T)(T n, size_t i)
      if (isIntegral!T)
    { return n ^ (T(1) << i); }
    int bsf(T)(T n)
      if (is(T == int) || is(T == uint))
    { return _bsf(cast(uint)(n)); }
    int bsf(T)(T n)
      if (is(T == long) || is(T == ulong))
    { return _bsf(cast(ulong)(n)); }
    int bsr(T)(T n)
      if (is(T == int) || is(T == uint))
    { return _bsr(cast(uint)n); }
    int bsr(T)(T n)
      if (is(T == long) || is(T == ulong))
    { return _bsr(cast(ulong)n); }
    int popcnt(T)(T n)
      if (is(T == int) || is(T == uint))
    { return _popcnt(cast(uint)n); }
    int popcnt(T)(T n)
      if (is(T == long) || is(T == ulong))
    { return _popcnt(cast(ulong)n); }
  }
}

pure nothrow @nogc @safe
{
  auto bitSubset(bool includeZero = false, T)(T n)
  {
    return BitSubsetRange!(includeZero, T)(n);
  }

  private struct BitSubsetRange(bool includeZero = false, T)
  {
    private T n, i;

    this(T n) { this.n = this.i = n; }
    pure nothrow @nogc @safe
    {
      static if (includeZero) {
        @property T front() const { return i&n; }
        void popFront() { i &= n; i--; }
        bool empty() const { return i < 0; }
      } else {
        @property T front() const { return i; }
        void popFront() { i = (i-1)&n; }
        bool empty() const { return i <= 0; }
      }
    }
  }
}

auto io = IO!()();
import std.stdio;
struct IO(alias IN = stdin, alias OUT = stdout)
{
  import std.meta : allSatisfy;
  import core.stdc.stdlib : exit;

  void getV(T...)(ref T v)
  {
    foreach (ref w; v) get(w);
  }
  void getA(T)(size_t n, ref T v)
    if (hasAssignableElements!T)
  {
    v = new T(n);
    foreach (ref w; v) get(w);
  }
  void getC(T...)(size_t n, ref T v)
    if (allSatisfy!(hasAssignableElements, T))
  {
    foreach (ref w; v) w = new typeof(w)(n);
    foreach (i; 0..n) foreach (ref w; v) get(w[i]);
  }
  void getM(T)(size_t r, size_t c, ref T v)
    if (hasAssignableElements!T && hasAssignableElements!(ElementType!T))
  {
    v = new T(r);
    foreach (ref w; v) getA(c, w);
  }
  template getS(E...)
  {
    void getS(T)(size_t n, ref T v)
    {
      v = new T(n);
      foreach (ref w; v) foreach (e; E) mixin("get(w."~e~");");
    }
  }

  const struct PutConf
  {
    bool newline = true, flush, exit;
    string floatFormat = "%.10f", delimiter = " ";
  }

  void put(alias conf = "{}", T...)(T v)
  {
    mixin("const PutConf c = "~conf~"; putMain!c(v);");
  }
  void putB(alias conf = "{}", S, T)(bool c, S t, T f)
  {
    if (c) put!conf(t);
    else put!conf(f);
  }
  void putRaw(T...)(T v)
  {
    OUT.write(v);
    OUT.writeln;
  }

  private
  {
    dchar[] buf;
    auto sp = (new dchar[](0)).splitter;

    void nextLine()
    {
      IN.readln(buf);
      sp = buf.splitter;
    }
    void get(T)(ref T v)
    {
      if (sp.empty) nextLine();
      v = sp.front.to!T;
      sp.popFront();
    }

    void putMain(PutConf c, T...)(T v)
    {
      foreach (i, w; v) {
        putOne!c(w);
        if (i+1 < v.length) OUT.write(c.delimiter);
      }
      static if (c.newline) OUT.writeln;
      static if (c.flush) OUT.flush();
      static if (c.exit) exit(0);
    }
    void putOne(PutConf c, T)(T v)
    {
      static if (isInputRange!T && !isSomeString!T) putRange!c(v);
      else static if (isFloatingPoint!T) OUT.write(format(c.floatFormat, v));
      else static if (hasMember!(T, "fprint")) v.fprint(OUT);
      else OUT.write(v);
    }
    void putRange(PutConf c, T)(T v)
    {
      auto w = v;
      while (!w.empty) {
        putOne!c(w.front); w.popFront();
        if (!w.empty) OUT.write(c.delimiter);
      }
    }
  }
}