結果

問題 No.1509 Swap!!
ユーザー fgwiebfaoish
提出日時 2021-05-14 23:41:23
言語 C#(csc)
(csc 3.9.0)
結果
AC  
実行時間 212 ms / 2,000 ms
コード長 3,771 bytes
コンパイル時間 2,632 ms
コンパイル使用メモリ 115,744 KB
実行使用メモリ 30,388 KB
最終ジャッジ日時 2024-10-02 05:50:27
合計ジャッジ時間 9,632 ms
ジャッジサーバーID
(参考情報)
judge1 / judge4
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 * 1
other AC * 30
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.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=(int)1e9+7;
static void Main(){
Sc sc=new Sc();
var n=sc.I;
StringBuilder sb=new StringBuilder();
for(int i = 0;i<n;i++) {
var e=sc.La;
if(e[1]>e[2]){(e[1],e[2])=(e[2],e[1]);}
var ans="NO";
if(Gcd(e[1],e[2])==1&&e[0]-e[2]+1>=e[1]){ans="YES";}
sb.Append(ans+"\n");
}
Console.Write(sb);
}
static long Gcd(long a,long b){
long c=Max(a,b)%(b=Min(a,b));
while(c!=0){
a=b%c;
b=c;
c=a;
}
return b;
}
}
public class Uf{
private int[] arr,hi;
public int all;
public Uf(int n){
arr=new int[n];
hi=new int[n];
all=n;
for(int i=0;i<n;i++){arr[i]=-1;}
}
public void Union(int a,int b){
a=Root(a);
b=Root(b);
if(a!=b){
if(hi[a]<hi[b]){(a,b)=(b,a);}
arr[a]+=arr[b];
hi[a]=Max(hi[a],hi[b]+1);
arr[b]=a;
all--;
}
}
public bool Same(int a,int b){return Root(a)==Root(b);}
public int Size(int a){return -arr[Root(a)];}
public int Root(int a){return arr[a]<0?a:arr[a]=Root(arr[a]);}
}
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 (T1,T2) Tp2<T1,T2>(){var s=Console.ReadLine().Split();return (Ct<T1>(s[0]),Ct<T2>(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 (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));}
}
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