結果
問題 | No.2905 Nabeatsu Integration |
ユーザー | tobisatis |
提出日時 | 2024-09-27 21:56:20 |
言語 | C# (.NET 8.0.203) |
結果 |
TLE
|
実行時間 | - |
コード長 | 5,182 bytes |
コンパイル時間 | 13,505 ms |
コンパイル使用メモリ | 166,228 KB |
実行使用メモリ | 63,924 KB |
最終ジャッジ日時 | 2024-09-27 21:56:38 |
合計ジャッジ時間 | 14,941 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge4 |
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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 |
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testcase_00 | AC | 46 ms
31,872 KB |
testcase_01 | AC | 46 ms
35,740 KB |
testcase_02 | AC | 47 ms
29,440 KB |
testcase_03 | TLE | - |
testcase_04 | -- | - |
testcase_05 | -- | - |
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testcase_72 | -- | - |
コンパイルメッセージ
復元対象のプロジェクトを決定しています... /home/judge/data/code/main.csproj を復元しました (87 ms)。 MSBuild のバージョン 17.9.6+a4ecab324 (.NET) main -> /home/judge/data/code/bin/Release/net8.0/main.dll main -> /home/judge/data/code/bin/Release/net8.0/publish/
ソースコード
namespace AtCoder; #nullable enable using System.Numerics; readonly record struct ModInt : IEqualityOperators<ModInt, ModInt, bool>, IAdditiveIdentity<ModInt, ModInt>, IAdditionOperators<ModInt, ModInt, ModInt>, IUnaryNegationOperators<ModInt, ModInt>, ISubtractionOperators<ModInt, ModInt, ModInt>, IMultiplicativeIdentity<ModInt, ModInt>, IMultiplyOperators<ModInt, ModInt, ModInt>, IDivisionOperators<ModInt, ModInt, ModInt> { int V { get; init; } public const int Mod = 998244353; public ModInt(long value) { var v = value % Mod; if (v < 0) v += Mod; V = (int)v; } ModInt(int value) { V = value; } public static implicit operator ModInt(long v) => new(v); public static implicit operator int(ModInt modInt) => modInt.V; public static ModInt operator +(ModInt a, ModInt b) { var v = a.V + b.V; if (v >= Mod) v -= Mod; return new(v); } public static ModInt operator -(ModInt a) => new(a.V == 0 ? 0 : Mod - a.V); public static ModInt operator -(ModInt a, ModInt b) { var v = a.V - b.V; if (v < 0) v += Mod; return new(v); } public static ModInt operator *(ModInt a, ModInt b) => new((int)((long)a.V * b.V % Mod)); public static ModInt operator /(ModInt a, ModInt b) { if (b == 0) throw new DivideByZeroException(); var (d, x, _) = ExtendedGcd(b.V, Mod); if (d > 1) throw new DivideByZeroException(); return x * a.V; } public ModInt Power(long p) { if (p < 0) return (MultiplicativeIdentity / V).Power(-p); long res = 1; long k = V; while (p > 0) { if ((p & 1) > 0) res = res * k % Mod; k = k * k % Mod; p >>= 1; } return res; } static (long d, long x, long y) ExtendedGcd(long a, long b) { if (b == 0) return (a, 1, 0); var (d, x, y) = ExtendedGcd(b, a % b); return (d, y, x - a / b * y); } public static ModInt AdditiveIdentity => new(0); public static ModInt MultiplicativeIdentity => new(1); public override string ToString() => V.ToString(); } static class Extensions { public static T[] Repeat<T>(this int time, Func<T> F) => Enumerable.Range(0, time).Select(_ => F()).ToArray(); } class AtCoder { object? Solve() { var str = String().AsSpan(); var l = str.Length; var cdz = new int[l, 10]; for (var i = 0; i < l; i++) { var bs = "".AsSpan(); if (i > 0) bs = str[..i]; for (var j = 0; j < 10; j++) { var ns = (bs.ToString() + j.ToString()).AsSpan(); var nsl = ns.Length; for (var k = nsl; k > 0; k--) { if (str[..k].ToString() == ns[^k..nsl].ToString()) { cdz[i, j] = k; break; } } } } var g = (l + 1).Repeat(() => new ModInt[l + 1]); var mem = new bool[l + 1]; mem[l] = true; var teni = (ModInt)1 / 10; void G(int d) { if (mem[d]) return; mem[d] = true; g[d][d] = 1; var ng = new ModInt[l + 1]; for (var i = 0; i < 10; i++) { var next = cdz[d, i]; G(next); var ig = g[next]; for (var j = 0; j <= l; j++) { var v = ig[j] * teni; ng[j] += v; } if (d == 0) ng[l] += teni; else if (next == 0) ng[l] += d * teni; else ng[l] += (d - next + 1) * teni; } var self = 1 - ng[d]; for (var j = 0; j <= l; j++) ng[j] /= self; ng[d] = 0; g[d] = ng; } G(0); return g[0][l]; } public static void Main() => new AtCoder().Run(); public void Run() { var res = Solve(); if (res != null) { if (res is bool yes) res = yes ? "Yes" : "No"; sw.WriteLine(res); } sw.Flush(); } string[] input = Array.Empty<string>(); int iter = 0; readonly StreamWriter sw = new(Console.OpenStandardOutput()) { AutoFlush = false }; string String() { while (iter >= input.Length) (input, iter) = (Console.ReadLine()!.Split(' '), 0); return input[iter++]; } T Input<T>() where T : IParsable<T> => T.Parse(String(), null); int Int() => Input<int>(); void Out(object? x, string? separator = null) { separator ??= Environment.NewLine; if (x is System.Collections.IEnumerable obj and not string) { var firstLine = true; foreach (var item in obj) { if (!firstLine) sw.Write(separator); firstLine = false; sw.Write(item); } } else sw.Write(x); sw.WriteLine(); } }