#435921 (C#(csc)) No.1000 Point Add and Array Add

提出ソース

結果

問題	No.1000 Point Add and Array Add
ユーザー	claw88
提出日時	2020-02-28 21:41:15
言語	C#(csc) (csc 3.9.0)
結果	AC
実行時間	494 ms / 2,000 ms
コード長	6,326 bytes
コンパイル時間	2,693 ms
コンパイル使用メモリ	114,312 KB
実行使用メモリ	51,184 KB
最終ジャッジ日時	2024-04-21 18:10:12
合計ジャッジ時間	8,706 ms
ジャッジサーバーID （参考情報）	judge5 / judge1

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	28 ms 24,196 KB
testcase_01	AC	28 ms 24,108 KB
testcase_02	AC	28 ms 23,940 KB
testcase_03	AC	28 ms 24,344 KB
testcase_04	AC	28 ms 24,064 KB
testcase_05	AC	29 ms 24,088 KB
testcase_06	AC	30 ms 25,988 KB
testcase_07	AC	28 ms 24,088 KB
testcase_08	AC	29 ms 24,092 KB
testcase_09	AC	29 ms 24,240 KB
testcase_10	AC	28 ms 26,236 KB
testcase_11	AC	28 ms 24,064 KB
testcase_12	AC	35 ms 24,584 KB
testcase_13	AC	31 ms 24,088 KB
testcase_14	AC	36 ms 25,004 KB
testcase_15	AC	36 ms 24,900 KB
testcase_16	AC	360 ms 47,928 KB
testcase_17	AC	310 ms 46,268 KB
testcase_18	AC	492 ms 50,916 KB
testcase_19	AC	494 ms 51,044 KB
testcase_20	AC	449 ms 49,000 KB
testcase_21	AC	428 ms 48,748 KB
testcase_22	AC	483 ms 46,700 KB
testcase_23	AC	442 ms 51,184 KB

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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

raw source code

using System;
using System.Collections.Generic;
using System.Linq;
using System.IO;
using SB = System.Text.StringBuilder;
//using System.Threading.Tasks;
//using System.Text.RegularExpressions;
//using System.Globalization;
//using System.Diagnostics;
using static System.Console;
using System.Numerics;
using static System.Math;
using pair = Pair<int, int>;

class Program
{
    static void Main()
    {
        //SetOut(new StreamWriter(OpenStandardOutput()) { AutoFlush = false });
        new Program().solve();
        Out.Flush();
    }
    readonly Scanner cin = new Scanner();
    readonly int[] dd = { 0, 1, 0, -1, 0 }; //→↓←↑
    readonly int mod = 1000000007;
    readonly int dom = 998244353;
    bool chmax<T>(ref T a, T b) where T : IComparable<T> { if (a.CompareTo(b) < 0) { a = b; return true; } return false; }
    bool chmin<T>(ref T a, T b) where T : IComparable<T> { if (b.CompareTo(a) < 0) { a = b; return true; } return false; }

    void solve()
    {
        int N = cin.nextint;
        int Q = cin.nextint;

        var A = cin.scanlong;
        var B = new long[N];
        var BIT = new RangeAddFenwickTree(N);
        var C = new long[N];

        for (int t = 0; t < Q; t++)
        {
            if (cin.next[0] == 'A')
            {
                int x = cin.nextint - 1;
                var y = cin.nextlong;
                var cnt = BIT[x, x] - C[x];
                B[x] += A[x] * cnt;
                C[x] = BIT[x, x];
                A[x] += y;

            }
            else
            {
                int x = cin.nextint - 1;
                int y = cin.nextint - 1;
                BIT.Add(x, y, 1);
            }
        }
        for (int i = 0; i < N; i++)
        {
            var cnt = BIT[i, i] - C[i];
            B[i] += A[i] * cnt;
        }
        B.join();


    }

}
/// <OriginalAuthor>camypaper</OriginalAuthor>
class FenwickTree
{
    readonly int n;
    readonly long[] bit;
    readonly int max = 1;
    public FenwickTree(int size)
    {
        n = size; bit = new long[n + 1];
        while ((max << 1) <= n) max <<= 1;
    }
    /// <summary>sum[a, b] 0-indexed</summary>
    public long this[int i, int j] { get { i++; j++; return i <= j ? this[j] - this[i - 1] : 0; } }
    /// <summary>sum[1, i] 1-indexed</summary>
    public long this[int i] { get { long s = 0; for (; i > 0; i -= i & -i) s += bit[i]; return s; } }
    public int LowerBound(long w)
    {
        if (w <= 0) return 0;
        int x = 0;
        for (int k = max; k > 0; k >>= 1)
            if (x + k <= n && bit[x + k] < w)
            {
                w -= bit[x + k];
                x += k;
            }
        return x + 1;
    }
    /// <summary>add v to bit[i] 0-indexed</summary>
    public void Add(int i, long v)
    {
        i++;
        //if (i == 0) System.Diagnostics.Debug.Fail("BIT is 1 indexed");
        for (; i <= n; i += i & -i) bit[i] += v;
    }
    public long[] Items
    {
        get
        {
            var ret = new long[n];
            for (int i = 0; i < ret.Length; i++)
                ret[i] = this[i, i];
            return ret;
        }
    }
}

class RangeAddFenwickTree
{
    readonly int n;
    FenwickTree a, b;
    public RangeAddFenwickTree(int n)
    {
        this.n = n;
        a = new FenwickTree(n);
        b = new FenwickTree(n);
    }
    /// <summary>Add V to[i, j] 0-indexed</summary>
    public void Add(int i, int j, long v)
    {
        //a.Add(i, -(i - 1) * v); a.Add(j + 1, j * v);
        //b.Add(i, v); b.Add(j + 1, -v);
        a.Add(i, -i * v); a.Add(j + 1, (j + 1) * v);
        b.Add(i, v); b.Add(j + 1, -v);
    }
    /// <summary>Sum [1, i] 1-indexed</summary>
    public long this[int i] => a[i] + b[i] * i;
    /// <summary>Sum [i, j] 0-indexed</summary>
    public long this[int i, int j] { get { i++; j++; return i <= j ? this[j] - this[i - 1] : 0; } }
    public long[] Items
    {
        get
        {
            var ret = new long[n];
            for (int i = 0; i < ret.Length; i++)
                ret[i] = this[i, i];
            return ret;
        }
    }
}


static class Ex
{
    public static void join<T>(this IEnumerable<T> values, string sep = " ") => WriteLine(string.Join(sep, values));
    public static string concat<T>(this IEnumerable<T> values) => string.Concat(values);
    public static string reverse(this string s) { var t = s.ToCharArray(); Array.Reverse(t); return t.concat(); }

    public static int lower_bound<T>(this IList<T> arr, T val) where T : IComparable<T>
    {
        int low = 0, high = arr.Count;
        int mid;
        while (low < high)
        {
            mid = ((high - low) >> 1) + low;
            if (arr[mid].CompareTo(val) < 0) low = mid + 1;
            else high = mid;
        }
        return low;
    }
    public static int upper_bound<T>(this IList<T> arr, T val) where T : IComparable<T>
    {
        int low = 0, high = arr.Count;
        int mid;
        while (low < high)
        {
            mid = ((high - low) >> 1) + low;
            if (arr[mid].CompareTo(val) <= 0) low = mid + 1;
            else high = mid;
        }
        return low;
    }
}

class Pair<T, U> : IComparable<Pair<T, U>> where T : IComparable<T> where U : IComparable<U>
{
    public T f; public U s;
    public Pair(T f, U s) { this.f = f; this.s = s; }
    public int CompareTo(Pair<T, U> a) => f.CompareTo(a.f) != 0 ? f.CompareTo(a.f) : s.CompareTo(a.s);
    public override string ToString() => $"{f} {s}";
}

class Scanner
{
    string[] s; int i;
    readonly char[] cs = new char[] { ' ' };
    public Scanner() { s = new string[0]; i = 0; }
    public string[] scan => ReadLine().Split();
    public int[] scanint => Array.ConvertAll(scan, int.Parse);
    public long[] scanlong => Array.ConvertAll(scan, long.Parse);
    public double[] scandouble => Array.ConvertAll(scan, double.Parse);
    public string next
    {
        get
        {
            if (i < s.Length) return s[i++];
            string st = ReadLine();
            while (st == "") st = ReadLine();
            s = st.Split(cs, StringSplitOptions.RemoveEmptyEntries);
            i = 0;
            return next;
        }
    }
    public int nextint => int.Parse(next);
    public long nextlong => long.Parse(next);
    public double nextdouble => double.Parse(next);
}

yukicoder

結果

テストケース

コンパイルメッセージ

ソースコード