結果

問題 No.312 置換処理
ユーザー threepipes_s
提出日時 2015-12-05 00:08:46
言語 Java
(openjdk 23)
結果
AC  
実行時間 82 ms / 2,000 ms
コード長 2,498 bytes
コンパイル時間 4,564 ms
コンパイル使用メモリ 80,344 KB
実行使用メモリ 38,428 KB
最終ジャッジ日時 2024-11-15 11:43:10
合計ジャッジ時間 8,787 ms
ジャッジサーバーID
（参考情報） 		judge3 / judge4
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ファイルパターン 結果
other AC * 45
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
 
public class Main {
    public static void main(String[] args) throws NumberFormatException,
    IOException {Solve solve = new Solve();solve.solve();}
}
class Solve{
    void solve() throws NumberFormatException, IOException{
        ContestScanner in = new ContestScanner();
        Writer out = new Writer();
        long n = in.nextLong();
        long nt = n;
        List<Long> list = new ArrayList<>();
        for(long i=2; i*i<=n; i++){
            if(nt%i==0){
                list.add(i);
                list.add(nt/i);
            }
        }
        list.add(nt);
        Collections.sort(list);
        for(int i=0; i<list.size(); i++){
            if(list.get(i)>2){
                System.out.println(list.get(i));
                return;
            }
        }
    }
}
 
class MultiSet<T> extends HashMap<T, Integer>{
    @Override
    public Integer get(Object key){return containsKey(key)?super.get(key):0;}
    public void add(T key,int v){put(key,get(key)+v);}
    public void add(T key){put(key,get(key)+1);}
}
class Timer{
    long time;
    public void set(){time = System.currentTimeMillis();}
    public long stop(){return System.currentTimeMillis()-time;}
}
class Writer extends PrintWriter{
    public Writer(String filename) throws IOException
    {super(new BufferedWriter(new FileWriter(filename)));}
    public Writer() throws IOException{super(System.out);}
}
class ContestScanner {
    private BufferedReader reader;
    private String[] line;
    private int idx;
    public ContestScanner() throws FileNotFoundException 
    {reader = new BufferedReader(new InputStreamReader(System.in));}
    public ContestScanner(String filename) throws FileNotFoundException
    {reader = new BufferedReader(new InputStreamReader(new FileInputStream(filename)));}
    public String nextToken() throws IOException {
        if (line == null || line.length <= idx) {
            line = reader.readLine().trim().split(" ");
            idx = 0;
        }
        return line[idx++];
    }
    public String readLine() throws IOException{return reader.readLine();}
    public long nextLong() throws IOException, NumberFormatException
    {return Long.parseLong(nextToken());}
    public int nextInt() throws NumberFormatException, IOException
    {return (int) nextLong();}
    public double nextDouble() throws NumberFormatException, IOException 
    {return Double.parseDouble(nextToken());}
}
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