結果
問題 | No.1505 Zero-Product Ranges |
ユーザー |
![]() |
提出日時 | 2021-05-14 23:48:44 |
言語 | C# (csc 3.9.0) |
結果 |
AC
|
実行時間 | 133 ms / 2,000 ms |
コード長 | 6,653 bytes |
コンパイル時間 | 4,823 ms |
コンパイル使用メモリ | 115,192 KB |
実行使用メモリ | 37,412 KB |
最終ジャッジ日時 | 2023-07-25 11:48:11 |
合計ジャッジ時間 | 11,932 ms |
ジャッジサーバーID (参考情報) |
judge13 / judge12 |
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 | 63 ms
21,664 KB |
testcase_01 | AC | 63 ms
21,720 KB |
testcase_02 | AC | 63 ms
19,688 KB |
testcase_03 | AC | 125 ms
37,388 KB |
testcase_04 | AC | 124 ms
37,304 KB |
testcase_05 | AC | 90 ms
23,872 KB |
testcase_06 | AC | 89 ms
23,804 KB |
testcase_07 | AC | 83 ms
22,880 KB |
testcase_08 | AC | 87 ms
25,696 KB |
testcase_09 | AC | 86 ms
23,452 KB |
testcase_10 | AC | 85 ms
23,300 KB |
testcase_11 | AC | 90 ms
25,792 KB |
testcase_12 | AC | 83 ms
22,784 KB |
testcase_13 | AC | 98 ms
26,608 KB |
testcase_14 | AC | 97 ms
28,380 KB |
testcase_15 | AC | 123 ms
37,068 KB |
testcase_16 | AC | 126 ms
35,264 KB |
testcase_17 | AC | 125 ms
35,348 KB |
testcase_18 | AC | 133 ms
37,412 KB |
testcase_19 | AC | 64 ms
21,692 KB |
testcase_20 | AC | 64 ms
19,576 KB |
testcase_21 | AC | 71 ms
21,720 KB |
testcase_22 | AC | 125 ms
35,232 KB |
testcase_23 | AC | 124 ms
35,212 KB |
testcase_24 | AC | 125 ms
37,028 KB |
testcase_25 | AC | 121 ms
36,896 KB |
testcase_26 | AC | 124 ms
33,040 KB |
testcase_27 | AC | 121 ms
36,868 KB |
testcase_28 | AC | 125 ms
37,152 KB |
testcase_29 | AC | 131 ms
37,216 KB |
testcase_30 | AC | 125 ms
37,272 KB |
testcase_31 | AC | 123 ms
37,128 KB |
testcase_32 | AC | 98 ms
26,412 KB |
testcase_33 | AC | 95 ms
26,160 KB |
testcase_34 | AC | 98 ms
26,584 KB |
testcase_35 | AC | 91 ms
23,800 KB |
testcase_36 | AC | 91 ms
23,960 KB |
testcase_37 | AC | 99 ms
26,268 KB |
testcase_38 | AC | 95 ms
26,184 KB |
testcase_39 | AC | 94 ms
26,240 KB |
testcase_40 | AC | 95 ms
26,300 KB |
testcase_41 | AC | 101 ms
28,584 KB |
testcase_42 | AC | 75 ms
22,008 KB |
testcase_43 | AC | 77 ms
24,408 KB |
testcase_44 | AC | 78 ms
24,320 KB |
testcase_45 | AC | 77 ms
22,268 KB |
testcase_46 | AC | 76 ms
24,220 KB |
testcase_47 | AC | 80 ms
22,392 KB |
testcase_48 | AC | 75 ms
22,212 KB |
testcase_49 | AC | 75 ms
23,972 KB |
testcase_50 | AC | 77 ms
22,068 KB |
testcase_51 | AC | 76 ms
24,336 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.Collections.Generic; using System.Linq; using System.IO; using System.Threading; using System.Text; using System.Text.RegularExpressions; using System.Diagnostics; using static util; using P = pair<int, int>; class Program { static void Main(string[] args) { var sw = new StreamWriter(Console.OpenStandardOutput()) { AutoFlush = false }; var solver = new Solver(sw); // var t = new Thread(solver.solve, 1 << 28); // 256 MB // t.Start(); // t.Join(); solver.solve(); sw.Flush(); } } class Solver { StreamWriter sw; Scan sc; void Prt(string a) => sw.WriteLine(a); void Prt<T>(IEnumerable<T> a) => Prt(string.Join(" ", a)); void Prt(params object[] a) => Prt(string.Join(" ", a)); public Solver(StreamWriter sw) { this.sw = sw; this.sc = new Scan(); } public void solve() { int n = sc.Int; var a = sc.IntArr; long ans = n * (long)(n + 1) / 2; int r0 = -1; for (int i = 0; i < n; i++) { if (a[i] == 1) { ans -= i - r0; } else { r0 = i; } } Prt(ans); } } class pair<T, U> : IComparable<pair<T, U>> { public T v1; public U v2; public pair() : this(default(T), default(U)) {} public pair(T v1, U v2) { this.v1 = v1; this.v2 = v2; } public int CompareTo(pair<T, U> a) { int c = Comparer<T>.Default.Compare(v1, a.v1); return c != 0 ? c : Comparer<U>.Default.Compare(v2, a.v2); } public override string ToString() => $"{v1} {v2}"; public void Deconstruct(out T a, out U b) { a = v1; b = v2; } } static class util { public static readonly int M = 1000000007; // public static readonly int M = 998244353; public static readonly long LM = 1L << 60; public static readonly double eps = 1e-11; public static void DBG(string a) => Console.Error.WriteLine(a); public static void DBG<T>(IEnumerable<T> a) => DBG(string.Join(" ", a)); public static void DBG(params object[] a) => DBG(string.Join(" ", a)); public static void Assert(params bool[] conds) { if (conds.Any(x => !x)) throw new Exception(); } public static pair<T, U> make_pair<T, U>(T v1, U v2) => new pair<T, U>(v1, v2); public static int CompareList<T>(IList<T> a, IList<T> b) where T : IComparable<T> { for (int i = 0; i < a.Count && i < b.Count; i++) if (a[i].CompareTo(b[i]) != 0) return a[i].CompareTo(b[i]); return a.Count.CompareTo(b.Count); } public static bool inside(int i, int j, int h, int w) => i >= 0 && i < h && j >= 0 && j < w; public static readonly int[] dd = { 0, 1, 0, -1 }; // static readonly string dstring = "RDLU"; public static IEnumerable<P> adjacents(int i, int j) { for (int k = 0; k < 4; k++) yield return new P(i + dd[k], j + dd[k ^ 1]); } public static IEnumerable<P> adjacents(int i, int j, int h, int w) { for (int k = 0; k < 4; k++) if (inside(i + dd[k], j + dd[k ^ 1], h, w)) yield return new P(i + dd[k], j + dd[k ^ 1]); } public static IEnumerable<P> adjacents(this P p) => adjacents(p.v1, p.v2); public static IEnumerable<P> adjacents(this P p, int h, int w) => adjacents(p.v1, p.v2, h, w); public static IEnumerable<int> all_subset(this int p) { for (int i = 0; ; i = i - p & p) { yield return i; if (i == p) break; } } public static Dictionary<T, int> compress<T>(this IEnumerable<T> a) => a.Distinct().OrderBy(v => v).Select((v, i) => new { v, i }).ToDictionary(p => p.v, p => p.i); public static Dictionary<T, int> compress<T>(params IEnumerable<T>[] a) => compress(a.SelectMany(x => x)); public static T[] inv<T>(this Dictionary<T, int> dic) { var res = new T[dic.Count]; foreach (var item in dic) res[item.Value] = item.Key; return res; } public static void swap<T>(ref T a, ref T b) where T : struct { var t = a; a = b; b = t; } public static void swap<T>(this IList<T> a, int i, int j) where T : struct { var t = a[i]; a[i] = a[j]; a[j] = t; } public static T[] copy<T>(this IList<T> a) { var ret = new T[a.Count]; for (int i = 0; i < a.Count; i++) ret[i] = a[i]; return ret; } } class Scan { StreamReader sr; public Scan() { sr = new StreamReader(Console.OpenStandardInput()); } public Scan(string path) { sr = new StreamReader(path); } public int Int => int.Parse(Str); public long Long => long.Parse(Str); public double Double => double.Parse(Str); public string Str => ReadLine.Trim(); public string ReadLine => sr.ReadLine(); public pair<T, U> Pair<T, U>() { T a; U b; Multi(out a, out b); return new pair<T, U>(a, b); } public P P => Pair<int, int>(); public int[] IntArr => StrArr.Select(int.Parse).ToArray(); public long[] LongArr => StrArr.Select(long.Parse).ToArray(); public double[] DoubleArr => StrArr.Select(double.Parse).ToArray(); public string[] StrArr => Str.Split(new[]{' '}, StringSplitOptions.RemoveEmptyEntries); bool eq<T, U>() => typeof(T).Equals(typeof(U)); T ct<T, U>(U a) => (T)Convert.ChangeType(a, typeof(T)); T cv<T>(string s) => eq<T, int>() ? ct<T, int>(int.Parse(s)) : eq<T, long>() ? ct<T, long>(long.Parse(s)) : eq<T, double>() ? ct<T, double>(double.Parse(s)) : eq<T, char>() ? ct<T, char>(s[0]) : ct<T, string>(s); public void Multi<T>(out T a) => a = cv<T>(Str); public void Multi<T, U>(out T a, out U b) { var ar = StrArr; a = cv<T>(ar[0]); b = cv<U>(ar[1]); } public void Multi<T, U, V>(out T a, out U b, out V c) { var ar = StrArr; a = cv<T>(ar[0]); b = cv<U>(ar[1]); c = cv<V>(ar[2]); } public void Multi<T, U, V, W>(out T a, out U b, out V c, out W d) { var ar = StrArr; a = cv<T>(ar[0]); b = cv<U>(ar[1]); c = cv<V>(ar[2]); d = cv<W>(ar[3]); } public void Multi<T, U, V, W, X>(out T a, out U b, out V c, out W d, out X e) { var ar = StrArr; a = cv<T>(ar[0]); b = cv<U>(ar[1]); c = cv<V>(ar[2]); d = cv<W>(ar[3]); e = cv<X>(ar[4]); } public void Multi<T, U, V, W, X, Y>(out T a, out U b, out V c, out W d, out X e, out Y f) { var ar = StrArr; a = cv<T>(ar[0]); b = cv<U>(ar[1]); c = cv<V>(ar[2]); d = cv<W>(ar[3]); e = cv<X>(ar[4]); f = cv<Y>(ar[5]); } }