結果

問題 No.1654 Binary Compression
ユーザー 👑 hos.lyrichos.lyric
提出日時 2021-08-20 22:25:39
言語 D
(dmd 2.106.1)
結果
WA  
実行時間 -
コード長 4,750 bytes
コンパイル時間 1,556 ms
コンパイル使用メモリ 152,104 KB
実行使用メモリ 98,528 KB
最終ジャッジ日時 2023-09-04 13:41:51
合計ジャッジ時間 14,699 ms
ジャッジサーバーID
（参考情報） 		judge15 / judge14
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 2 ms
4,384 KB
testcase_01 AC 1 ms
4,380 KB
testcase_02 AC 1 ms
4,380 KB
testcase_03 AC 1 ms
4,380 KB
testcase_04 AC 1 ms
4,380 KB
testcase_05 WA -
testcase_06 WA -
testcase_07 WA -
testcase_08 AC 2 ms
4,380 KB
testcase_09 WA -
testcase_10 WA -
testcase_11 WA -
testcase_12 AC 211 ms
87,728 KB
testcase_13 WA -
testcase_14 WA -
testcase_15 WA -
testcase_16 WA -
testcase_17 WA -
testcase_18 WA -
testcase_19 AC 178 ms
87,936 KB
testcase_20 WA -
testcase_21 AC 176 ms
87,932 KB
testcase_22 WA -
testcase_23 WA -
testcase_24 AC 126 ms
87,944 KB
testcase_25 AC 131 ms
87,936 KB
testcase_26 AC 128 ms
87,924 KB
testcase_27 WA -
testcase_28 WA -
testcase_29 AC 126 ms
87,884 KB
testcase_30 AC 128 ms
88,004 KB
testcase_31 WA -
testcase_32 WA -
testcase_33 AC 144 ms
88,008 KB
testcase_34 WA -
testcase_35 WA -
testcase_36 WA -
testcase_37 WA -
testcase_38 WA -
testcase_39 AC 147 ms
87,940 KB
testcase_40 AC 149 ms
87,872 KB
testcase_41 AC 142 ms
87,888 KB
testcase_42 AC 139 ms
87,884 KB
testcase_43 AC 125 ms
87,868 KB
testcase_44 AC 142 ms
88,004 KB
testcase_45 AC 141 ms
87,948 KB
testcase_46 AC 142 ms
87,932 KB
testcase_47 AC 2 ms
4,388 KB
testcase_48 AC 2 ms
4,388 KB
testcase_49 AC 149 ms
87,884 KB
testcase_50 AC 148 ms
87,928 KB
testcase_51 AC 153 ms
87,948 KB
testcase_52 WA -
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ソースコード

diff # 

import std.conv, std.functional, std.range, std.stdio, std.string;
import std.algorithm, std.array, std.bigint, std.bitmanip, std.complex, std.container, std.math, std.mathspecial, std.numeric, 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(alias pred, T)(in T[] as) { int lo = -1, hi = cast(int)(as.length); for (; lo + 1 < hi; ) { const mid = (lo + hi) >> 1; (unaryFun!pred(as[mid]) ? hi : lo) = mid; } return hi; }
int lowerBound(T)(in T[] as, T val) { return as.binarySearch!(a => (a >= val)); }
int upperBound(T)(in T[] as, T val) { return as.binarySearch!(a => (a > val)); }


struct ModInt(uint M_) {
  import std.conv : to;
  alias M = M_;
  uint x;
  this(ModInt a) { x = a.x; }
  this(uint x_) { x = x_ % M; }
  this(ulong x_) { x = x_ % M; }
  this(int x_) { x = ((x_ %= cast(int)(M)) < 0) ? (x_ + cast(int)(M)) : x_; }
  this(long x_) { x = cast(uint)(((x_ %= cast(long)(M)) < 0) ? (x_ + cast(long)(M)) : x_); }
  ref ModInt opAssign(T)(inout(T) a) if (is(T == uint) || is(T == ulong) || is(T == int) || is(T == long)) { return this = ModInt(a); }
  ref ModInt opOpAssign(string op, T)(T a) {
    static if (is(T == ModInt)) {
      static if (op == "+") { x = ((x += a.x) >= M) ? (x - M) : x; }
      else static if (op == "-") { x = ((x -= a.x) >= M) ? (x + M) : x; }
      else static if (op == "*") { x = cast(uint)((cast(ulong)(x) * a.x) % M); }
      else static if (op == "/") { this *= a.inv(); }
      else static assert(false);
      return this;
    } else static if (op == "^^") {
      if (a < 0) return this = inv()^^(-a);
      ModInt b = this, c = 1U;
      for (long e = a; e; e >>= 1) { if (e & 1) c *= b; b *= b; }
      return this = c;
    } else {
      return mixin("this " ~ op ~ "= ModInt(a)");
    }
  }
  ModInt inv() const {
    uint a = M, b = x; int y = 0, z = 1;
    for (; b; ) { const q = a / b; const c = a - q * b; a = b; b = c; const w = y - cast(int)(q) * z; y = z; z = w; }
    assert(a == 1); return ModInt(y);
  }
  ModInt opUnary(string op)() const {
    static if (op == "+") { return this; }
    else static if (op == "-") { ModInt a; a.x = x ? (M - x) : 0U; return a; }
    else static assert(false);
  }
  ModInt opBinary(string op, T)(T a) const { return mixin("ModInt(this) " ~ op ~ "= a"); }
  ModInt opBinaryRight(string op, T)(T a) const { return mixin("ModInt(a) " ~ op ~ "= this"); }
  bool opCast(T: bool)() const { return (x != 0U); }
  string toString() const { return x.to!string; }
}

enum MO = 924844033;
alias Mint = ModInt!MO;


void main() {
  try {
    for (; ; ) {
      const S = readToken();
      const N = cast(int)(S.length);
      
      auto last = new int[N];
      auto app0 = new int[N];
      app0[] = -1;
      int app1 = -1;
      auto begs = new int[N];
      auto ends = new int[N];
      for (int i = 0, j; i < N; i = j) {
        if (S[i] == '0') {
          for (j = i; j < N && S[i] == S[j]; ++j) {}
          foreach (k; i .. j) {
            last[k] = app0[k - i];
            app0[k - i] = k;
            begs[k] = i;
            ends[k] = j;
          }
        } else {
          last[i] = app1;
          app1 = i;
          begs[i] = -2;
          ends[i] = -2;
          j = i + 1;
        }
      }
      debug {
        writeln("last = ", last);
      }
      
      auto dp = new Mint[N];
      auto dp0Sum = new Mint[N + 1];
      auto dp1Sum = new Mint[N + 1];
      Mint ans;
      foreach (i; 0 .. N) {
        if (S[i] == '0') {
          if (begs[i] == 0) {
            dp[i] += 1;
          }
          dp[i] += dp1Sum[begs[i]] - dp1Sum[last[i] + 1];
          if (ends[i] == N) {
            ans += dp[i];
          }
          dp0Sum[i + 1] = dp0Sum[i] + dp[i];
          dp1Sum[i + 1] = dp1Sum[i];
        } else {
          if (!~last[i]) {
            dp[i] += 1;
          }
          dp[i] += dp0Sum[i] - dp0Sum[last[i] + 1];
          if (~last[i]) {
            dp[i] += dp[last[i]];
          }
          ans += dp[i];
          dp0Sum[i + 1] = dp0Sum[i];
          dp1Sum[i + 1] = dp1Sum[i] + dp[i];
        }
      }
      debug {
        writeln("dp = ", dp);
      }
      
      writeln(ans);
    }
  } catch (EOFException e) {
  }
}
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