結果
問題 | No.1573 Divisor Function |
ユーザー | fgwiebfaoish |
提出日時 | 2021-07-02 20:03:01 |
言語 | C#(csc) (csc 3.9.0) |
結果 |
AC
|
実行時間 | 31 ms / 2,000 ms |
コード長 | 3,519 bytes |
コンパイル時間 | 2,767 ms |
コンパイル使用メモリ | 110,208 KB |
実行使用メモリ | 18,176 KB |
最終ジャッジ日時 | 2024-06-29 03:24:18 |
合計ジャッジ時間 | 5,519 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge3 |
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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 | 26 ms
18,176 KB |
testcase_01 | AC | 24 ms
17,792 KB |
testcase_02 | AC | 30 ms
17,920 KB |
testcase_03 | AC | 25 ms
17,920 KB |
testcase_04 | AC | 25 ms
17,920 KB |
testcase_05 | AC | 25 ms
18,048 KB |
testcase_06 | AC | 25 ms
18,176 KB |
testcase_07 | AC | 25 ms
17,920 KB |
testcase_08 | AC | 25 ms
17,920 KB |
testcase_09 | AC | 24 ms
18,048 KB |
testcase_10 | AC | 25 ms
18,048 KB |
testcase_11 | AC | 24 ms
17,920 KB |
testcase_12 | AC | 23 ms
17,920 KB |
testcase_13 | AC | 25 ms
17,920 KB |
testcase_14 | AC | 24 ms
18,048 KB |
testcase_15 | AC | 25 ms
17,920 KB |
testcase_16 | AC | 24 ms
17,792 KB |
testcase_17 | AC | 24 ms
17,920 KB |
testcase_18 | AC | 30 ms
18,048 KB |
testcase_19 | AC | 30 ms
18,048 KB |
testcase_20 | AC | 29 ms
18,048 KB |
testcase_21 | AC | 31 ms
17,920 KB |
testcase_22 | AC | 30 ms
18,176 KB |
testcase_23 | AC | 29 ms
18,048 KB |
testcase_24 | AC | 30 ms
18,048 KB |
testcase_25 | AC | 29 ms
17,920 KB |
testcase_26 | AC | 30 ms
17,920 KB |
testcase_27 | AC | 29 ms
18,048 KB |
testcase_28 | AC | 28 ms
17,920 KB |
testcase_29 | AC | 30 ms
18,176 KB |
testcase_30 | AC | 30 ms
17,792 KB |
testcase_31 | AC | 28 ms
18,176 KB |
testcase_32 | AC | 29 ms
18,048 KB |
testcase_33 | AC | 29 ms
18,048 KB |
testcase_34 | AC | 26 ms
18,048 KB |
testcase_35 | AC | 27 ms
18,048 KB |
testcase_36 | AC | 26 ms
17,920 KB |
testcase_37 | AC | 30 ms
18,048 KB |
testcase_38 | AC | 30 ms
18,048 KB |
testcase_39 | AC | 31 ms
17,920 KB |
testcase_40 | AC | 30 ms
17,792 KB |
testcase_41 | AC | 30 ms
18,176 KB |
testcase_42 | AC | 31 ms
17,920 KB |
testcase_43 | AC | 30 ms
17,920 KB |
testcase_44 | AC | 30 ms
17,920 KB |
testcase_45 | AC | 31 ms
18,176 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.Collections;using System.Collections.Specialized;using System.Linq;using System.Text;using System.IO;using System.Reflection;using static System.Math;using System.Numerics;using System.Threading;using System.Runtime.CompilerServices;using System.Diagnostics;//using nint=System.Int32;static class Program{const int mod=998244353;static void Main(){Sc sc=new Sc();var (n,m)=sc.Tp2<int>();long ans2=0;Db(n,(l,r,q)=>{r=Min(m,r);if(l>r){return;}var d=Ap(r,r,n/r)-Ap(l,l,n/l);ans2+=Ap(l,l,n/l)*(r-l+1);ans2+=n/l*l*(r-l+1);if(r-l!=0){ans2+=d/(r-l)*(r-l+1)*(r-l)/2;ans2+=q*(r-l+1)*(r-l)/2;}ans2%=mod;});Console.WriteLine(ans2);}static long Ap(long a,long d,long n){return (n*((a<<1)+(n-1)*d))>>1;}static void Db(long n,Action<long,long,long> Fu){long l=0,r=n;while(r!=0){var q=n/r;l=n/(q+1);Fu(l+1,r,q);r=l;}}}public class Sc{public int I{get{return int.Parse(Console.ReadLine());}}public long L{get{return long.Parse(Console.ReadLine());}}public double D{get{return double.Parse(Console.ReadLine());}}public string S{get{return Console.ReadLine();}}public int[] Ia{get{return Array.ConvertAll(Console.ReadLine().Split(),int.Parse);}}public long[] La{get{return Array.ConvertAll(Console.ReadLine().Split(),long.Parse);}}public double[] Da{get{return Array.ConvertAll(Console.ReadLine().Split(),double.Parse);}}public string[] Sa{get{return Console.ReadLine().Split();}}public object[] Oa{get{return Console.ReadLine().Split();}}public int[] Ia2{get{return Array.ConvertAll(("0 "+Console.ReadLine()+" 0").Split(),int.Parse);}}public int[] Ia3(string a,string b){return Array.ConvertAll((a+Console.ReadLine()+b).Split(),int.Parse);}public int[] Ia3(int a){return Array.ConvertAll((Console.ReadLine()+" "+a.ToString()).Split(),int.Parse);}public long[] La2{get{return Array.ConvertAll(("0 "+Console.ReadLine()+" 0").Split(),long.Parse);}}public long[] La3(string a,string b){return Array.ConvertAll((a+Console.ReadLine()+b).Split(),long.Parse);}public long[] La3(int a){return Array.ConvertAll((Console.ReadLine()+" "+a.ToString()).Split(),long.Parse);}public double[] Da2{get{return Array.ConvertAll(("0 "+Console.ReadLine()+" 0").Split(),double.Parse);}}public double[] Da3(string a,string b){return Array.ConvertAll((a+Console.ReadLine()+b).Split(),double.Parse);}public T[] Arr<T>(int n,Func<T> f){var a=new T[n];for(int i=0;i<n;i++){a[i]=f();}return a;}public T[] Arr<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;}public T[] Arr<T>(int n,Func<string[],T> f){var a=new T[n];for(int i=0;i<n;i++){a[i]=f(Console.ReadLine().Split());}return a;}public T[] Arr<T>(int n,Func<int,string[],T> f){var a=new T[n];for(int i=0;i<n;i++){a[i]=f(i,Console.ReadLine().Split());}return a;}public (T,T) Tp2<T>(){var s=Console.ReadLine().Split();return (Ct<T>(s[0]),Ct<T>(s[1]));}public (T,T,T) Tp3<T>(){var s=Console.ReadLine().Split();return (Ct<T>(s[0]),Ct<T>(s[1]),Ct<T>(s[2]));}public (T,T,T,T) Tp4<T>(){var s=Console.ReadLine().Split();return (Ct<T>(s[0]),Ct<T>(s[1]),Ct<T>(s[2]),Ct<T>(s[3]));}public (T1,T2) Tp2<T1,T2>(){var s=Console.ReadLine().Split();return (Ct<T1>(s[0]),Ct<T2>(s[1]));}public (T1,T1,T2) Tp3<T1,T2>(){var s=Console.ReadLine().Split();return (Ct<T1>(s[0]),Ct<T1>(s[1]),Ct<T2>(s[2]));}private T Ct<T>(string s){return (T)Convert.ChangeType(s,typeof(T));}}