結果

問題 No.162 8020運動
ユーザー te-shte-sh
提出日時 2020-02-21 21:11:27
言語 D
(dmd 2.107.1)
結果
AC  
実行時間 2,184 ms / 5,000 ms
コード長 4,964 bytes
コンパイル時間 8,272 ms
コンパイル使用メモリ 666,384 KB
実行使用メモリ 4,980 KB
最終ジャッジ日時 2023-09-04 06:02:25
合計ジャッジ時間 48,396 ms
ジャッジサーバーID
（参考情報） 		judge13 / judge12
このコードへのチャレンジ（β）

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 59 ms
4,636 KB
testcase_01 AC 1,045 ms
4,640 KB
testcase_02 AC 1,606 ms
4,624 KB
testcase_03 AC 2,184 ms
4,900 KB
testcase_04 AC 2,165 ms
4,644 KB
testcase_05 AC 2,173 ms
4,940 KB
testcase_06 AC 2,162 ms
4,956 KB
testcase_07 AC 2,171 ms
4,964 KB
testcase_08 AC 2,170 ms
4,980 KB
testcase_09 AC 58 ms
4,620 KB
testcase_10 AC 1,610 ms
4,660 KB
testcase_11 AC 1,053 ms
4,648 KB
testcase_12 AC 496 ms
4,636 KB
testcase_13 AC 2,168 ms
4,944 KB
testcase_14 AC 167 ms
4,644 KB
testcase_15 AC 168 ms
4,680 KB
testcase_16 AC 609 ms
4,688 KB
testcase_17 AC 276 ms
4,624 KB
testcase_18 AC 2,077 ms
4,688 KB
testcase_19 AC 1,505 ms
4,640 KB
testcase_20 AC 1,722 ms
4,636 KB
testcase_21 AC 1,727 ms
4,636 KB
testcase_22 AC 1,613 ms
4,636 KB
testcase_23 AC 1,723 ms
4,688 KB
testcase_24 AC 1,608 ms
4,680 KB
testcase_25 AC 1,825 ms
4,676 KB
testcase_26 AC 60 ms
4,704 KB
testcase_27 AC 1,176 ms
4,752 KB
testcase_28 AC 2,072 ms
4,688 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

diff # 

// 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);
      }
    }
  }
}
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