結果
問題 | No.230 Splarraay スプラレェーイ |
ユーザー | 紙ぺーぱー |
提出日時 | 2017-04-15 02:28:19 |
言語 | C#(csc) (csc 3.9.0) |
結果 |
AC
|
実行時間 | 347 ms / 5,000 ms |
コード長 | 8,401 bytes |
コンパイル時間 | 3,957 ms |
コンパイル使用メモリ | 112,816 KB |
実行使用メモリ | 26,700 KB |
最終ジャッジ日時 | 2023-09-25 19:24:23 |
合計ジャッジ時間 | 7,912 ms |
ジャッジサーバーID (参考情報) |
judge14 / judge15 |
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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 | 51 ms
20,644 KB |
testcase_01 | AC | 52 ms
20,676 KB |
testcase_02 | AC | 52 ms
20,608 KB |
testcase_03 | AC | 51 ms
22,604 KB |
testcase_04 | AC | 51 ms
22,748 KB |
testcase_05 | AC | 51 ms
18,568 KB |
testcase_06 | AC | 63 ms
20,620 KB |
testcase_07 | AC | 52 ms
20,776 KB |
testcase_08 | AC | 54 ms
20,632 KB |
testcase_09 | AC | 181 ms
22,376 KB |
testcase_10 | AC | 129 ms
20,684 KB |
testcase_11 | AC | 123 ms
25,284 KB |
testcase_12 | AC | 185 ms
22,416 KB |
testcase_13 | AC | 69 ms
22,652 KB |
testcase_14 | AC | 116 ms
24,664 KB |
testcase_15 | AC | 216 ms
24,688 KB |
testcase_16 | AC | 268 ms
24,712 KB |
testcase_17 | AC | 347 ms
26,700 KB |
testcase_18 | AC | 170 ms
24,668 KB |
testcase_19 | AC | 225 ms
24,656 KB |
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
using System; using System.Linq; using System.Collections.Generic; using Debug = System.Diagnostics.Debug; using StringBuilder = System.Text.StringBuilder; using Number = System.Int64; namespace Program { public class Solver { public void Solve() { var n = sc.Integer(); var q = sc.Integer(); var A = new LazyPropagationSegmentTree<int, int, SetSum>(n); var B = new LazyPropagationSegmentTree<int, int, SetSum>(n); var aaa = 0L; var bbb = 0L; for (int i = 0; i < q; i++) { var t = sc.Integer(); var l = sc.Integer(); var r = sc.Integer() + 1; if (t == 0) { var a = A.Query(l, r); var b = B.Query(l, r); if (a > b) aaa += a; if (b > a) bbb += b; } else { A.Push(l, r, t & 1); B.Push(l, r, (t & 2) / 2); } } aaa += A.Query(0, n); bbb += B.Query(0, n); IO.Printer.Out.WriteLine("{0} {1}", aaa, bbb); } public IO.StreamScanner sc = new IO.StreamScanner(Console.OpenStandardInput()); static T[] Enumerate<T>(int n, Func<int, T> f) { var a = new T[n]; for (int i = 0; i < n; ++i) a[i] = f(i); return a; } static public void Swap<T>(ref T a, ref T b) { var tmp = a; a = b; b = tmp; } } struct SetSum: ILazyMonoid<int, int> { public int Identity { get { return 0; } } public int Zero { get { return 0; } } public int Apply(int l, int r, int val, int x) { return (r - l) * x; } public int Merge(int l, int r) { return l + r; } public int Push(int val, int x) { return x; } } } #region main static class Ex { //static public string AsString(this IEnumerable<char> ie) { return new string(System.Linq.Enumerable.ToArray(ie)); } //static public string AsJoinedString<T>(this IEnumerable<T> ie, string st = " ") { return string.Join(st, ie); } static public void Main() { var solver = new Program.Solver(); solver.Solve(); Program.IO.Printer.Out.Flush(); } } #endregion #region Ex namespace Program.IO { using System.IO; using System.Text; using System.Globalization; public class Printer: StreamWriter { static Printer() { Out = new Printer(Console.OpenStandardOutput()) { AutoFlush = false }; } public static Printer Out { get; set; } public override IFormatProvider FormatProvider { get { return CultureInfo.InvariantCulture; } } public Printer(System.IO.Stream stream) : base(stream, new UTF8Encoding(false, true)) { } public Printer(System.IO.Stream stream, Encoding encoding) : base(stream, encoding) { } public void Write<T>(string format, T[] source) { base.Write(format, source.OfType<object>().ToArray()); } public void WriteLine<T>(string format, T[] source) { base.WriteLine(format, source.OfType<object>().ToArray()); } } public class StreamScanner { public StreamScanner(Stream stream) { str = stream; } public readonly Stream str; private readonly byte[] buf = new byte[1024]; private int len, ptr; public bool isEof = false; public bool IsEndOfStream { get { return isEof; } } private byte read() { if (isEof) return 0; if (ptr >= len) { ptr = 0; if ((len = str.Read(buf, 0, 1024)) <= 0) { isEof = true; return 0; } } return buf[ptr++]; } public char Char() { byte b = 0; do b = read(); while ((b < 33 || 126 < b) && !isEof); return (char)b; } public string Scan() { var sb = new StringBuilder(); for (var b = Char(); b >= 33 && b <= 126; b = (char)read()) sb.Append(b); return sb.ToString(); } public string ScanLine() { var sb = new StringBuilder(); for (var b = Char(); b != '\n'; b = (char)read()) if (b == 0) break; else if (b != '\r') sb.Append(b); return sb.ToString(); } public long Long() { if (isEof) return long.MinValue; long ret = 0; byte b = 0; var ng = false; do b = read(); while (b != 0 && b != '-' && (b < '0' || '9' < b)); if (b == 0) return long.MinValue; if (b == '-') { ng = true; b = read(); } for (; true; b = read()) { if (b < '0' || '9' < b) return ng ? -ret : ret; else ret = ret * 10 + b - '0'; } } public int Integer() { return (isEof) ? int.MinValue : (int)Long(); } public double Double() { var s = Scan(); return s != "" ? double.Parse(s, CultureInfo.InvariantCulture) : double.NaN; } private T[] enumerate<T>(int n, Func<T> f) { var a = new T[n]; for (int i = 0; i < n; ++i) a[i] = f(); return a; } public char[] Char(int n) { return enumerate(n, Char); } public string[] Scan(int n) { return enumerate(n, Scan); } public double[] Double(int n) { return enumerate(n, Double); } public int[] Integer(int n) { return enumerate(n, Integer); } public long[] Long(int n) { return enumerate(n, Long); } } } #endregion #region Monoid public interface IMonoid<T> { T Merge(T l, T r); T Identity { get; } } #endregion #region Lazy public interface ILazyMonoid<T1, T2>: IMonoid<T1> { T1 Apply(int l, int r, T1 val, T2 x); T2 Push(T2 val, T2 x); T2 Zero { get; } } #endregion #region LazyPropagation Segment Tree public class LazyPropagationSegmentTree<T1, T2, U> where U : struct, ILazyMonoid<T1, T2> { int sz; int n; T1[] data; T2[] lazy; bool[] flag; U op; public LazyPropagationSegmentTree(int size) { sz = size; n = 1; while (n < size) n <<= 1; data = new T1[n * 2]; lazy = new T2[n * 2]; flag = new bool[n * 2]; for (int i = 1; i < n * 2; i++) { data[i] = op.Identity; lazy[i] = op.Zero; } } private void lazyEval(int k, int a, int b) { if (!flag[k]) return; push(a, (a + b) / 2, lazy[k], k * 2, a, (a + b) / 2); push((a + b) / 2, b, lazy[k], k * 2 + 1, (a + b) / 2, b); lazy[k] = op.Zero; flag[k] = false; } private void eval(int k) { data[k] = op.Merge(data[k * 2], data[k * 2 + 1]); } public void Push(int a, int b, T2 v) { push(a, b, v, 1, 0, n); } private void push(int a, int b, T2 x, int k, int l, int r) { if (r <= a || b <= l) return; else if (a <= l && r <= b) { flag[k] = true; lazy[k] = op.Push(lazy[k], x); data[k] = op.Apply(l, r, data[k], x); } else { lazyEval(k, l, r); push(a, b, x, k << 1, l, (l + r) >> 1); push(a, b, x, (k << 1) + 1, (l + r) >> 1, r); eval(k); } } public T1 Query(int a, int b) { return query(a, b, 1, 0, n); } private T1 query(int a, int b, int k, int l, int r) { if (r <= a || b <= l) return op.Identity; if (a <= l && r <= b) return data[k]; else { lazyEval(k, l, r); var vl = query(a, b, k << 1, l, (l + r) >> 1); var vr = query(a, b, (k << 1) + 1, (l + r) >> 1, r); eval(k); return op.Merge(vl, vr); } } public T1[] Items { get { var ret = new T1[sz]; for (int i = 0; i < ret.Length; i++) ret[i] = Query(i, i + 1); return ret; } } } #endregion