結果

問題 No.30 たこやき工場
ユーザー te-shte-sh
提出日時 2020-01-23 11:52:32
言語 D
(dmd 2.106.1)
結果
AC  
実行時間 3 ms / 5,000 ms
コード長 9,429 bytes
コンパイル時間 1,428 ms
コンパイル使用メモリ 148,844 KB
実行使用メモリ 6,944 KB
最終ジャッジ日時 2024-06-22 04:25:58
合計ジャッジ時間 2,163 ms
ジャッジサーバーID
(参考情報)
judge3 / judge2
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 1 ms
6,812 KB
testcase_01 AC 2 ms
6,940 KB
testcase_02 AC 2 ms
6,940 KB
testcase_03 AC 1 ms
6,940 KB
testcase_04 AC 1 ms
6,944 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 2 ms
6,940 KB
testcase_10 AC 3 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
6,940 KB
testcase_15 AC 1 ms
6,940 KB
testcase_16 AC 2 ms
6,940 KB
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ソースコード

diff #

// URL: https://ja.reactjs.org/tutorial/tutorial.html

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);

  auto g = Graph(N);
  auto p = new Vector!int[](N);
  foreach (i, ref pi; p) {
    pi = Vector!int(N);
    pi[i] = 1;
  }

  int M; io.getV(M);
  foreach (_; 0..M) {
    int P, Q, R; io.getV(P, Q, R); --P, --R;
    g.addEdge(R, P);
    p[R][R] = 0;
    p[R][P] = Q;
  }

  foreach_reverse (u; g.topologicalSort.nodes) {
    if (!g[u].empty) {
      auto q = Vector!int(N);
      foreach (v; g[u]) q += p[v]*p[u][v];
      p[u] = q;
    }
  }

  foreach (i; 0..N-1) io.put(p[N-1][i]);
}

pure T isqrt(T)(T n)
{
  static if (is(T == int)) auto max = 46341;
  else static if (is(T == long)) auto max = 3037000500L;
  auto bs = iota(T(0), max).map!(x => tuple(x, x^^2)).assumeSorted!"a[1]<=b[1]";
  return bs.lowerBound(tuple(0, n)).back[0];
}

pure T icbrt(T)(T n)
{
  static if (is(T == int)) auto max = 1291;
  else static if (is(T == long)) auto max = 2097152L;
  auto bs = iota(T(0), max).map!(x => tuple(x, x^^3)).assumeSorted!"a[1]<=b[1]";
  return bs.lowerBound(tuple(0, n)).back[0];
}

pure T powr(alias pred = "a*b", T, U)(T a, U n, T one)
{
  import std.functional;
  alias predFun = binaryFun!pred;
  if (n == 0) return one;
  auto r = one;
  for (; n > 0; n >>= 1) { if (n&1) r = predFun(r, a); a = predFun(a, a); }
  return r;
}
pure T powr(alias pred = "a*b", T, U)(T a, U n) { return powr!(pred, T, U)(a, n, T(1)); }

pure T extGcd(T)(T a, T b, out T x, out T y)
{
  auto g = a; x = 1; y = 0;
  if (b) { g = extGcd(b, a%b, y, x); y -= a/b*x; }
  return g;
}

struct Vector(T, T zero = 0)
{
  alias V = Vector!(T, zero), Op = string;
  size_t n;
  @property T[] array() { return a; }
  alias array this;

  this(size_t n) in { assert(n > 0); } do
  {
    this.n = n;
    a = new T[](n);
    static if (T.init != zero) a[] = zero;
  }
  this(U)(U[] b) in { assert(b.length > 0); } do
  {
    n = b.length;
    static if (is(T == U)) a = b;
    else { a = new T[](n); foreach (i; 0..n) a[i] = b[i]; }
  }

  pure V dup() { auto b = V(n); b[] = a[]; return b; }

  pure V opBinary(Op op)(V b) if (op=="+"||op=="-") in { assert(n == b.n); } do
  {
    auto x = V(n);
    foreach (i; 0..n) x[i] = mixin("a[i]"~op~"b[i]");
    return x;
  }
  ref V opOpAssign(Op op)(V b) if (op=="+"||op=="-") in { assert(n == b.n); } do
  {
    foreach (i; 0..n) mixin("a[i]"~op~"=b[i];");
    return this;
  }

  pure V opBinary(Op op: "*")(T b)
  {
    auto x = V(n);
    foreach (i; 0..n) x[i] = a[i]*b;
    return x;
  }
  ref V opOpAssign(Op op: "*")(T b)
  {
    foreach (i; 0..n) a[i] *= b;
    return this;
  }

  pure T opBinary(Op op: "*")(V b) in { assert(n == b.n); } do
  {
    auto x = T(zero);
    foreach (i; 0..n) x += a[i]*b[i];
    return x;
  }

  private T[] a;
}
Vector!(T, zero) vector(T, T zero = 0)(T[] a)
{ return Vector!(T, zero)(a); }
Vector!(T, zero) vector(T, U, T zero = 0)(U[] a) if (!is(T == U))
{ return Vector!(T, zero)(a); }

pure T hypot2(T, alias zero)(Vector!(T, zero) a) { return a*a; }

pure Vector!(T, zero) cross(T, alias zero)(Vector!(T, zero) a, Vector!(T, zero) b)
in { assert(a.n == 3 && b.n == 3); } do
{ return Vector!(T, zero)([a[1]*b[2]-a[2]*b[1], a[2]*b[0]-a[0]*b[2], a[0]*b[1]-a[1]*b[0]]); }

struct Matrix(T, T zero = 0, T one = 1)
{
  alias M = Matrix!(T, zero, one), V = Vector!(T, zero), Op = string;
  size_t r, c;
  @property T[][] array() { return a; }
  alias array this;

  static auto unit(size_t n) in { assert(n > 0); } do
  {
    auto r = M(n, n);
    foreach (i; 0..n) r[i][i] = one;
    return r;
  }

  this(size_t r, size_t c) in { assert(r > 0 && c > 0); } do
  {
    this.r = r; this.c = c;
    a = new T[][](r, c);
    static if (T.init != zero) foreach (i; 0..r) a[i][] = zero;
  }
  this(U)(U[][] b)
  in { assert(b.length > 0 && b[0].length > 0 && b.all!(l => l.length == b[0].length)); } do
  {
    r = b.length; c = b[0].length;
    static if (is(T == U)) a = b;
    else { a = new T[][](r, c); foreach (i; 0..r) foreach (j; 0..c) a[i][j] = b[i][j]; }
  }

  pure M dup() { auto b = M(r, c); foreach (i; 0..r) b[i][] = a[i][]; return b; }

  pure bool opEquals(M b)
  {
    return r == b.r && c == b.c && zip(a, b.a).all!"a[0]==a[1]";
  }

  pure M opBinary(Op op)(M b) if (op=="+"||op=="-") in { assert(r == b.r && c == b.c); } do
  {
    auto x = M(r, c);
    foreach (i; 0..r) foreach (j; 0..c) x[i][j] = mixin("a[i][j]"~op~"b[i][j]");
    return x;
  }
  ref M opOpAssign(Op op)(M b) if (op=="+"||op=="-") in { assert(r == b.r && c == b.c); } do
  {
    foreach (i; 0..r) foreach (j; 0..c) mixin("a[i][j]"~op~"=b[i][j];");
    return this;
  }

  pure M opBinary(Op op: "*")(T b)
  {
    auto x = M(r, c);
    foreach (i; 0..r) foreach (j; 0..c) x[i][j] = a[i][j]*b;
    return x;
  }
  ref M opOpAssign(Op op: "*")(T b)
  {
    foreach (i; 0..r) foreach (j; 0..c) a[i][j] *= b;
    return this;
  }

  pure M opBinary(Op op: "*")(M b) in { assert(c == b.r); } do
  {
    auto x = M(r, b.c);
    foreach (i; 0..r) foreach (j; 0..b.c) foreach (k; 0..c) x[i][j] += a[i][k]*b[k][j];
    return x;
  }
  ref M opOpAssign(Op op: "*")(M b) in { assert(c == b.r); } do
  {
    auto x = this*b;
    r = x.r; c = x.c; a = x.a;
    return this;
  }

  pure V opBinary(Op op: "*")(V b) in { assert(c == b.n); } do
  {
    auto x = V(b.n);
    foreach (i; 0..r) foreach (j; 0..c) x[i] += a[i][j]*b[j];
    return x;
  }

  pure M opBinary(Op op: "^^", U)(U n) in { assert(r == c); } do
  {
    return powr(this, n, M.unit(r));
  }

  private T[][] a;
}
Matrix!(T, zero, one) matrix(T, T zero = 0, T one = 1)(T[][] a)
{ return Matrix!(T, zero, one)(a); }
Matrix!(T, zero, one) matrix(T, U, T zero = 0, T one = 1)(U[][] a) if (!is(T == U))
{ return Matrix!(T, zero, one)(a); }

pure T det(T, alias zero, alias one)(Matrix!(T, zero, one) a) in { assert(a.r == a.c); } do
{
  auto n = a.r, b = a.dup, d = one;

  foreach (i; 0..n) {
    auto p = i;
    foreach (j; i+1..n)
      if (b[p][i].abs < b[j][i].abs) p = j;
    swap(b[p], b[i]);
    foreach (j; i+1..n)
      foreach (k; i+1..n)
        b[j][k] -= b[i][k]*b[j][i]/b[i][i];
    d *= b[i][i];
    if (p != i) d = -d;
  }

  return d;
}

struct Graph
{
  alias Node = int;
  Node n;
  Node[][] g;
  alias g this;
  this(Node n) { this.n = n; g = new Node[][](n); }
  void addEdge(Node u, Node v) { g[u] ~= v; }
  void addEdgeB(Node u, Node v) { g[u] ~= v; g[v] ~= u; }
}

struct GraphW(W = int, W i = 10^^9)
{
  alias Node = int, Wt = W, inf = i;
  struct Edge { Node src, dst; Wt wt; alias cap = wt; }
  Node n;
  Edge[][] g;
  alias g this;
  this(Node n) { this.n = n; g = new Edge[][](n); }
  void addEdge(Node u, Node v, Wt w) { g[u] ~= Edge(u, v, w); }
  void addEdgeB(Node u, Node v, Wt w) { g[u] ~= Edge(u, v, w); g[v] ~= Edge(v, u, w); }
}

struct GraphM(W = int, W i = 10^^9)
{
  alias Node = int, Wt = W, inf = i;
  Node n;
  Wt[][] g;
  alias g this;
  this(int n) { this.n = n; g = new Wt[][](n, n); }
  static GraphM!(W, i) init(Node n)
  {
    auto g = GraphM!(W, i)(n);
    foreach (i; 0..n) { g[i][] = inf; g[i][i] = 0; }
    return g;
  }
}

struct TopologicalSort(Graph)
{
  alias Node = Graph.Node;
  Graph g;
  alias g this;
  Node[] nodes;

  this(Graph g)
  {
    this.g = g;
    auto h = new int[](n);

    foreach (u; 0..n)
      foreach (v; g[u])
        ++h[v];

    auto st = SList!Node();
    foreach (i; 0..n)
      if (h[i] == 0) st.insertFront(i);

    while (!st.empty()) {
      auto u = st.front; st.removeFront();
      nodes ~= u;
      foreach (v; g[u]) {
        --h[v];
        if (h[v] == 0) st.insertFront(v);
      }
    }
  }

  pure bool hasCycle() { return nodes.length != n; }
}
TopologicalSort!(Graph) topologicalSort(Graph)(Graph g) { return TopologicalSort!Graph(g); }

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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