結果

問題 No.854 公平なりんご分配
ユーザー claw88
提出日時 2019-07-26 22:12:41
言語 C#(csc)
(csc 3.9.0)
結果
RE  
実行時間 -
コード長 6,260 bytes
コンパイル時間 2,510 ms
コンパイル使用メモリ 116,060 KB
実行使用メモリ 270,320 KB
最終ジャッジ日時 2024-07-02 07:35:02
合計ジャッジ時間 9,545 ms
ジャッジサーバーID
(参考情報)
judge3 / judge1
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 * 2
other AC * 6 WA * 2 RE * 84
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.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()
{
eratos(2000);
var M = new Dictionary<int, int>();
int tmp = 0;
foreach (var item in prime)
{
M[item] = tmp++;
}
int W = prime.Count;
int N = cin.nextint;
var A = cin.scanint;
var cumsum = new long[N + 1, W];
for (int i = 0; i < N; i++)
{
for (int j = 0; j < W; j++)
{
cumsum[i + 1, j] = cumsum[i, j];
}
int Z = A[i];
for (int j = 2; j * j <= Z; j++)
{
int cnt = 0;
while (Z % j == 0)
{
Z /= j;
cnt++;
}
cumsum[i + 1, M[j]] += cnt;
}
if (Z > 1)
{
cumsum[i + 1, M[Z]]++;
}
}
int Q = cin.nextint;
for (int i = 0; i < Q; i++)
{
int P = cin.nextint;
int L = cin.nextint;
int R = cin.nextint;
int Z = P;
bool flag = true;
for (int j = 2; j * j <= Z; j++)
{
int cnt = 0;
while (Z % j == 0)
{
Z /= j;
cnt++;
}
if (cnt > 0)
{
if (j > 2000)
{
flag = false;
break;
}
int id = M[j];
long have = cumsum[R, id] - cumsum[L - 1, id];
if (have < cnt)
{
flag = false;
break;
}
}
}
if (Z > 1)
{
cumsum[i + 1, M[Z]]++;
int id = M[Z];
long have = cumsum[R, id] - cumsum[L - 1, id];
if (have < 1)
{
flag = false;
}
}
if (flag)
{
WriteLine("Yes");
}
else
{
WriteLine("NO");
}
}
}
List<int> prime;
bool[] is_prime;
void eratos(int n)
{
prime = new List<int>();
is_prime = new bool[n + 1];
for (int i = 0; i <= n; i++) is_prime[i] = true;
is_prime[0] = is_prime[1] = false;
for (int i = 0; i <= n; i++)
{
if (is_prime[i])
{
prime.Add(i);
for (int j = 2 * i; j <= n; j += i) is_prime[j] = false;
}
}
}
int[] P;
void phi(int n)
{
P = new int[n + 1];
for (int i = 0; i <= n; i++) P[i] = i;
for (int i = 2; i <= n; i++)
{
if (is_prime[i])
{
P[i] -= P[i] / i;
for (int j = 2 * i; j <= n; j += i) P[j] -= P[j] / i;
}
}
}
}
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);
}
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