結果

問題 No.768 Tapris and Noel play the game on Treeone
ユーザー りあんりあん
提出日時 2018-12-16 15:00:33
言語 C#(csc)
(csc 3.9.0)
結果
TLE  
実行時間 -
コード長 6,605 bytes
コンパイル時間 1,136 ms
コンパイル使用メモリ 112,896 KB
実行使用メモリ 61,676 KB
最終ジャッジ日時 2024-09-25 06:31:03
合計ジャッジ時間 10,177 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
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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
23,808 KB
testcase_01 AC 29 ms
18,048 KB
testcase_02 AC 29 ms
18,048 KB
testcase_03 AC 32 ms
19,328 KB
testcase_04 AC 32 ms
19,584 KB
testcase_05 AC 31 ms
19,072 KB
testcase_06 AC 30 ms
19,200 KB
testcase_07 AC 327 ms
46,064 KB
testcase_08 AC 165 ms
34,172 KB
testcase_09 AC 206 ms
36,852 KB
testcase_10 AC 148 ms
33,652 KB
testcase_11 AC 538 ms
59,100 KB
testcase_12 AC 551 ms
59,368 KB
testcase_13 AC 527 ms
57,972 KB
testcase_14 AC 522 ms
57,960 KB
testcase_15 AC 569 ms
60,660 KB
testcase_16 AC 576 ms
60,620 KB
testcase_17 AC 592 ms
61,676 KB
testcase_18 TLE -
testcase_19 -- -
testcase_20 -- -
testcase_21 -- -
20evil_special_uni1.txt -- -
20evil_special_uni2.txt -- -
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.Collections.Generic;
using System.Linq;
using System.Linq.Expressions;
using System.IO;
using static util;
using P = pair<int, int>;
using Binary = System.Func<System.Linq.Expressions.ParameterExpression, System.Linq.Expressions.ParameterExpression,
System.Linq.Expressions.BinaryExpression>;
using Unary = System.Func<System.Linq.Expressions.ParameterExpression, System.Linq.Expressions.UnaryExpression>;
class Program
{
static StreamWriter sw = new StreamWriter(Console.OpenStandardOutput()) { AutoFlush = false };
static Scan sc = new Scan();
const int M = 1000000007;
const int M2 = 998244353;
const long LM = (long)1e18;
const double eps = 1e-11;
static readonly int[] dd = { 0, 1, 0, -1, 0 };
const string dstring = "RDLU";
static void Main()
{
n = sc.Int;
edge = new List<int>[n];
dic = new Dictionary<int, bool>[n];
for (int i = 0; i < n; i++)
{
edge[i] = new List<int>();
dic[i] = new Dictionary<int, bool>();
}
for (int i = 0; i < n - 1; i++)
{
int a, b;
sc.Multi(out a, out b);
--a;
--b;
edge[a].Add(b);
edge[b].Add(a);
}
var ans = new List<int>();
for (int i = 0; i < n; i++)
if (iswin(i, -1))
ans.Add(i + 1);
Prt(ans.Count);
foreach (var item in ans)
Prt(item);
sw.Flush();
}
static int n;
static List<int>[] edge;
static Dictionary<int, bool>[] dic;
static bool iswin(int p, int par) {
if (dic[p].ContainsKey(par)) return dic[p][par];
bool win = true;
foreach (var item in edge[p])
{
if (item == par) continue;
win &= !iswin(item, p);
}
return dic[p][par] = win;
}
static void DBG(string a) => Console.WriteLine(a);
static void DBG<T>(IEnumerable<T> a) => DBG(string.Join(" ", a));
static void DBG(params object[] a) => DBG(string.Join(" ", a));
static void Prt(string a) => sw.WriteLine(a);
static void Prt<T>(IEnumerable<T> a) => Prt(string.Join(" ", a));
static void Prt(params object[] a) => Prt(string.Join(" ", a));
}
class pair<T, U> : IComparable<pair<T, U>>
{
public T v1;
public U v2;
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 pair<T, T> make_pair<T>(this IList<T> l) => make_pair(l[0], l[1]);
public static pair<T, U> make_pair<T, U>(T v1, U v2) => new pair<T, U>(v1, v2);
public static T sq<T>(T a) => Operator<T>.Multiply(a, a);
public static T Max<T>(params T[] a) => a.Max();
public static T Min<T>(params T[] a) => a.Min();
public static bool inside(int i, int j, int h, int w) => i >= 0 && i < h && j >= 0 && j < w;
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;
}
}
static class Operator<T>
{
static readonly ParameterExpression x = Expression.Parameter(typeof(T), "x");
static readonly ParameterExpression y = Expression.Parameter(typeof(T), "y");
public static readonly Func<T, T, T> Add = Lambda(Expression.Add);
public static readonly Func<T, T, T> Subtract = Lambda(Expression.Subtract);
public static readonly Func<T, T, T> Multiply = Lambda(Expression.Multiply);
public static readonly Func<T, T, T> Divide = Lambda(Expression.Divide);
public static readonly Func<T, T> Plus = Lambda(Expression.UnaryPlus);
public static readonly Func<T, T> Negate = Lambda(Expression.Negate);
public static Func<T, T, T> Lambda(Binary op) => Expression.Lambda<Func<T, T, T>>(op(x, y), x, y).Compile();
public static Func<T, T> Lambda(Unary op) => Expression.Lambda<Func<T, T>>(op(x), x).Compile();
}
class Scan
{
public int Int => int.Parse(Str);
public long Long => long.Parse(Str);
public double Double => double.Parse(Str);
public string Str => Console.ReadLine().Trim();
public pair<T, U> Pair<T, U>() where T : IComparable<T> where U : IComparable<U> {
T a; U b;
Multi(out a, out b);
return new pair<T, U>(a, b);
}
public P P {
get {
int a, b;
Multi(out a, out b);
return new P(a, b);
}
}
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]); }
}
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