結果

問題 No.1505 Zero-Product Ranges
ユーザー fairy_lettuce
提出日時 2021-05-22 08:23:36
言語 C#(csc)
(csc 3.9.0)
結果
AC  
実行時間 107 ms / 2,000 ms
コード長 6,177 bytes
コンパイル時間 2,075 ms
コンパイル使用メモリ 117,940 KB
実行使用メモリ 43,292 KB
最終ジャッジ日時 2024-10-10 10:48:20
合計ジャッジ時間 7,008 ms
ジャッジサーバーID
(参考情報)
judge4 / judge2
このコードへのチャレンジ
(要ログイン)
ファイルパターン 結果
sample AC * 3
other AC * 49
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
Microsoft (R) Visual C# Compiler version 3.9.0-6.21124.20 (db94f4cc)
Copyright (C) Microsoft Corporation. All rights reserved.

ソースコード

diff #
プレゼンテーションモードにする

using System;
using System.Diagnostics;
using System.IO;
using System.Numerics;
using System.Threading;
namespace CpLibrary.Contest
{
public class SolverA : SolverBase
{
Scanner sr;
bool HasMultipleTestcases { get; }
public override void Solve()
{
var n = sr.ReadInt();
var a = sr.ReadIntArray(n);
var last = 0;
long ans = 0;
for (int i = 0; i < n; i++)
{
if (a[i] == 0)
{
ans += (long)(i - last + 1) * (n - i);
last = i + 1;
}
}
Console.WriteLine(ans);
}
public SolverA(Scanner sr) => this.sr = sr;
public override void Run()
{
var _t = 1;
if (HasMultipleTestcases) _t = sr.ReadInt();
while (_t-- > 0) Solve();
}
}
public static class ProgramA
{
private static bool StartsOnThread = true;
public static void Main(string[] args)
{
var sw = new StreamWriter(Console.OpenStandardOutput()) { AutoFlush = false };
Console.SetOut(sw);
var sr = new Scanner(new StreamReader(Console.OpenStandardInput()));
var solver = new SolverA(sr);
if (StartsOnThread)
{
var thread = new Thread(new ThreadStart(() => solver.Run()), 1 << 27);
thread.Start();
thread.Join();
}
else solver.Run();
Console.Out.Flush();
}
public static void Expand() => SourceExpander.Expander.Expand();
}
}
#region Expanded by https://github.com/naminodarie/SourceExpander
namespace CpLibrary { public class Scanner { public StreamReader sr { get; private set; } string[] str; int index; char[] separators; public Scanner
    (StreamReader sr, char[] separators) { this.sr = sr; this.separators = separators; str = new string[0]; index = 0; } public Scanner(StreamReader
    sr): this(sr, new char[]{' '}) { } public Scanner(): this(new StreamReader(Console.OpenStandardInput()), new char[]{' '}) { } public string Read
    () { if (index < str.Length) return str[index++]; string s; do s = sr.ReadLine(); while (s == ""); str = s.Split(separators, StringSplitOptions
    .RemoveEmptyEntries); index = 0; return str[index++]; } public string ReadString() => Read(); public string[] ReadStringArray(int n) { var arr =
    new string[n]; for (int i = 0; i < n; i++) { arr[i] = ReadString(); } return arr; } public int ReadInt() => int.Parse(ReadString()); public
    int[] ReadIntArray(int n) => ReadValueArray<int>(n); public long ReadLong() => long.Parse(ReadString()); public long[] ReadLongArray(int n) =>
    ReadValueArray<long>(n); public double ReadDouble() => double.Parse(ReadString()); public double[] ReadDoubleArray(int n) => ReadValueArray<double
    >(n); public BigInteger ReadBigInteger() => BigInteger.Parse(ReadString()); public T1 ReadValue<T1>() => (T1)Convert.ChangeType(ReadString(),
    typeof(T1)); public T1[] ReadValueArray<T1>(int n) { var arr = new T1[n]; for (int i = 0; i < n; i++) { arr[i] = ReadValue<T1>(); } return arr; }
     public (T1, T2) ReadValue<T1, T2>() => (ReadValue<T1>(), ReadValue<T2>()); public (T1, T2, T3) ReadValue<T1, T2, T3>() => (ReadValue<T1>(),
    ReadValue<T2>(), ReadValue<T3>()); public (T1, T2, T3, T4) ReadValue<T1, T2, T3, T4>() => (ReadValue<T1>(), ReadValue<T2>(), ReadValue<T3>(),
    ReadValue<T4>()); public (T1, T2, T3, T4, T5) ReadValue<T1, T2, T3, T4, T5>() => (ReadValue<T1>(), ReadValue<T2>(), ReadValue<T3>(), ReadValue<T4
    >(), ReadValue<T5>()); public (T1, T2, T3, T4, T5, T6) ReadValue<T1, T2, T3, T4, T5, T6>() => (ReadValue<T1>(), ReadValue<T2>(), ReadValue<T3>(),
    ReadValue<T4>(), ReadValue<T5>(), ReadValue<T6>()); public (T1, T2, T3, T4, T5, T6, T7) ReadValue<T1, T2, T3, T4, T5, T6, T7>() => (ReadValue<T1
    >(), ReadValue<T2>(), ReadValue<T3>(), ReadValue<T4>(), ReadValue<T5>(), ReadValue<T6>(), ReadValue<T7>()); public (T1[], T2[]) ReadValueArray<T1,
    T2>(int n) { var(v1, v2) = (new T1[n], new T2[n]); for (int i = 0; i < n; i++) { (v1[i], v2[i]) = ReadValue<T1, T2>(); } return (v1, v2); }
    public (T1[], T2[], T3[]) ReadValueArray<T1, T2, T3>(int n) { var(v1, v2, v3) = (new T1[n], new T2[n], new T3[n]); for (int i = 0; i < n; i++) {
    (v1[i], v2[i], v3[i]) = ReadValue<T1, T2, T3>(); } return (v1, v2, v3); } public (T1[], T2[], T3[], T4[]) ReadValueArray<T1, T2, T3, T4>(int n)
    { var(v1, v2, v3, v4) = (new T1[n], new T2[n], new T3[n], new T4[n]); for (int i = 0; i < n; i++) { (v1[i], v2[i], v3[i], v4[i]) = ReadValue<T1,
    T2, T3, T4>(); } return (v1, v2, v3, v4); } public (T1[], T2[], T3[], T4[], T5[]) ReadValueArray<T1, T2, T3, T4, T5>(int n) { var(v1, v2, v3, v4
    , v5) = (new T1[n], new T2[n], new T3[n], new T4[n], new T5[n]); for (int i = 0; i < n; i++) { (v1[i], v2[i], v3[i], v4[i], v5[i]) = ReadValue<T1,
    T2, T3, T4, T5>(); } return (v1, v2, v3, v4, v5); } public (T1[], T2[], T3[], T4[], T5[], T6[]) ReadValueArray<T1, T2, T3, T4, T5, T6>(int n) {
    var(v1, v2, v3, v4, v5, v6) = (new T1[n], new T2[n], new T3[n], new T4[n], new T5[n], new T6[n]); for (int i = 0; i < n; i++) { (v1[i], v2[i],
    v3[i], v4[i], v5[i], v6[i]) = ReadValue<T1, T2, T3, T4, T5, T6>(); } return (v1, v2, v3, v4, v5, v6); } public (T1[], T2[], T3[], T4[], T5[],
    T6[], T7[]) ReadValueArray<T1, T2, T3, T4, T5, T6, T7>(int n) { var(v1, v2, v3, v4, v5, v6, v7) = (new T1[n], new T2[n], new T3[n], new T4[n], new
    T5[n], new T6[n], new T7[n]); for (int i = 0; i < n; i++) { (v1[i], v2[i], v3[i], v4[i], v5[i], v6[i], v7[i]) = ReadValue<T1, T2, T3, T4, T5, T6,
    T7>(); } return (v1, v2, v3, v4, v5, v6, v7); } } }
namespace CpLibrary { public interface ISolver { public void Solve(); public void Run(); } public abstract class SolverBase : ISolver { public
    abstract void Solve(); public abstract void Run(); public bool YesNo(bool condition) { Console.WriteLine(condition ? "Yes" : "No"); return
    condition; } public bool YESNO(bool condition) { Console.WriteLine(condition ? "YES" : "NO"); return condition; } public bool yesno(bool
    condition) { Console.WriteLine(condition ? "yes" : "no"); return condition; } } }
namespace SourceExpander{public class Expander{[Conditional("EXP")]public static void Expand(string inputFilePath=null,string outputFilePath=null,bool
    ignoreAnyError=true){}public static string ExpandString(string inputFilePath=null,bool ignoreAnyError=true){return "";}}}
#endregion Expanded by https://github.com/naminodarie/SourceExpander
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