結果

問題 No.43 野球の試合
ユーザー te-sh
提出日時 2020-01-25 14:29:07
言語 D
(dmd 2.109.1)
結果
AC  
実行時間 40 ms / 5,000 ms
コード長 3,274 bytes
コンパイル時間 1,464 ms
コンパイル使用メモリ 153,588 KB
実行使用メモリ 6,944 KB
最終ジャッジ日時 2024-06-22 04:28:11
合計ジャッジ時間 2,499 ms
ジャッジサーバーID
（参考情報） 		judge4 / judge1
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ファイルパターン 結果
sample AC * 4
other AC * 7
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ソースコード

diff #
プレゼンテーションモードにする

// URL: https://yukicoder.me/problems/no/43
import std.algorithm, std.array, std.container, std.math, std.range, std.typecons, std.string;
version(unittest) {} else
void main()
{
  int N; io.getV(N);
  string[] s; io.getC(N, s);
  struct G { int i, j; }
  G[] g;
  foreach (i; 0..N)
    foreach (j; i+1..N)
      if (s[i][j] == '-') g ~= G(i, j);
  auto ng = g.length;
  auto r = N;
  foreach (b; 0..1<<ng) {
    auto t = s.map!"a.dup".array;
    foreach (i, gi; g) {
      t[gi.i][gi.j] = b.bitTest(i) ? 'o' : 'x';
      t[gi.j][gi.i] = b.bitTest(i) ? 'x' : 'o';
    }
    auto w = t.map!"a.count('o')".array, w0 = w[0];
    r = min(r, cast(int)w.sort!"a>b".uniq.countUntil(w0)+1);
  }
  io.put(r);
}
pragma(inline)
{
  import core.bitop;
  pure bool bitTest(T)(T n, size_t i) { return (n & (T(1) << i)) != 0; }
  pure T bitSet(T)(T n, size_t i) { return n | (T(1) << i); }
  pure T bitReset(T)(T n, size_t i) { return n & ~(T(1) << i); }
  pure T bitComp(T)(T n, size_t i) { return n ^ (T(1) << i); }
  pure int bsf(T)(T n) { return core.bitop.bsf(ulong(n)); }
  pure int bsr(T)(T n) { return core.bitop.bsr(ulong(n)); }
  pure int popcnt(T)(T n) { return core.bitop.popcnt(ulong(n)); }
}
struct BitSubsetRange(bool includeZero = false, T)
{
  private T n, i;
  this(T n) { this.n = this.i = n; }
  static if (includeZero) {
    @property pure T front() { return i&n; }
    void popFront() { i &= n; i--; }
    pure bool empty() { return i < 0; }
  } else {
    @property pure T front() { return i; }
    void popFront() { i = (i-1)&n; }
    pure bool empty() { return i <= 0; }
  }
}
auto bitSubset(bool includeZero = false, T)(T n) { return BitSubsetRange!(includeZero, T)(n); }
auto io = IO!()();
import std.stdio;
struct IO(string floatFormat = "%.10f", string delimiter = " ", alias IN = stdin, alias OUT = stdout)
{
  import std.conv, std.format, std.meta, std.traits;
  alias assignable = hasAssignableElements;
  auto getV(T...)(ref T v) { foreach (ref w; v) get(w); }
  auto getA(T)(size_t n, ref T v) if (assignable!T) { v = new T(n); foreach (ref w; v) get(w); }
  auto getC(T...)(size_t n, ref T v) if (allSatisfy!(assignable, T))
  {
    foreach (ref w; v) w = new typeof(w)(n);
    foreach (i; 0..n) foreach (ref w; v) get(w[i]);
  }
  auto getM(T)(size_t r, size_t c, ref T v) if (assignable!T && assignable!(ElementType!T))
  {
    v = new T(r); foreach (ref w; v) getA(c, w);
  }
  auto put(bool flush = false, T...)(T v)
  {
    foreach (i, w; v) { putA(w); if (i < v.length-1) OUT.write(delimiter); }
    OUT.writeln;
    static if (flush) OUT.flush();
  }
  auto putB(S, T)(bool c, S t, T f) { if (c) put(t); else put(f); }
  auto 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; }
    auto get(T)(ref T v) { if (sp.empty) nextLine(); v = sp.front.to!T; sp.popFront(); }
    auto putR(T)(T v)
    {
      auto w = v;
      while (!w.empty) { putA(w.front); w.popFront(); if (!w.empty) OUT.write(delimiter); }
    }
    auto putA(T)(T v)
    {
      static if (isInputRange!T && !isSomeString!T) putR(v);
      else if (isFloatingPoint!T) OUT.write(format(floatFormat, v));
      else OUT.write(v);
    }
  }
}
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