結果

問題 No.1464 Number Conversion
ユーザー watarimaycry2watarimaycry2
提出日時 2021-04-02 23:09:44
言語 Java21
(openjdk 21)
結果
AC  
実行時間 78 ms / 2,000 ms
コード長 3,858 bytes
コンパイル時間 3,549 ms
コンパイル使用メモリ 86,204 KB
実行使用メモリ 53,032 KB
最終ジャッジ日時 2023-08-25 13:32:46
合計ジャッジ時間 7,321 ms
ジャッジサーバーID
（参考情報） 		judge13 / judge12
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 64 ms
50,936 KB
testcase_01 AC 64 ms
52,872 KB
testcase_02 AC 60 ms
51,368 KB
testcase_03 AC 62 ms
50,724 KB
testcase_04 AC 59 ms
51,024 KB
testcase_05 AC 61 ms
51,588 KB
testcase_06 AC 60 ms
51,516 KB
testcase_07 AC 74 ms
52,640 KB
testcase_08 AC 65 ms
52,904 KB
testcase_09 AC 66 ms
52,884 KB
testcase_10 AC 76 ms
52,660 KB
testcase_11 AC 66 ms
52,744 KB
testcase_12 AC 63 ms
51,188 KB
testcase_13 AC 78 ms
52,604 KB
testcase_14 AC 65 ms
52,764 KB
testcase_15 AC 62 ms
51,176 KB
testcase_16 AC 71 ms
52,956 KB
testcase_17 AC 69 ms
53,032 KB
testcase_18 AC 68 ms
52,868 KB
testcase_19 AC 63 ms
51,052 KB
testcase_20 AC 72 ms
52,832 KB
testcase_21 AC 72 ms
52,984 KB
testcase_22 AC 65 ms
51,160 KB
testcase_23 AC 66 ms
52,948 KB
testcase_24 AC 67 ms
52,940 KB
testcase_25 AC 61 ms
50,896 KB
testcase_26 AC 62 ms
51,096 KB
testcase_27 AC 62 ms
52,704 KB
testcase_28 AC 68 ms
52,844 KB
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 # 

import java.util.*; import java.io.*; import java.math.*;
public class Main{
    //Don't have to see. start------------------------------------------
    static class InputIterator{
        ArrayList<String> inputLine = new ArrayList<>(1024);
        int index = 0; int max; String read;
        InputIterator(){
            BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
            try{
                while((read = br.readLine()) != null){
                    inputLine.addAll(Arrays.asList(read.split(" ")));
                }
            }catch(IOException e){}
            max = inputLine.size();
        }
        boolean hasNext(){return (index < max);}
        String next(){
            if(hasNext()){
                return inputLine.get(index++);
            }else{
                throw new IndexOutOfBoundsException("There is no more input");
            }
        }
    }
    static HashMap<Integer, String> CONVSTR = new HashMap<>();
    static InputIterator ii = new InputIterator();//This class cannot be used in reactive problem.
    static PrintWriter out = new PrintWriter(System.out);
    static void flush(){out.flush();}
    static void myout(Object t){out.println(t);}
    static void myerr(Object t){System.err.print("debug:");System.err.println(t);}
    static String next(){return ii.next();}
    static boolean hasNext(){return ii.hasNext();}
    static int nextInt(){return Integer.parseInt(next());}
    static long nextLong(){return Long.parseLong(next());}
    static double nextDouble(){return Double.parseDouble(next());}
    static ArrayList<String> nextCharArray(){return myconv(next(), 0);}
    static ArrayList<String> nextStrArray(int size){
        ArrayList<String> ret = new ArrayList<>(size);
        for(int i = 0; i < size; i++){
            ret.add(next());
        }
        return ret;
    }
    static ArrayList<Integer> nextIntArray(int size){
        ArrayList<Integer> ret = new ArrayList<>(size);
        for(int i = 0; i < size; i++){
            ret.add(Integer.parseInt(next()));
        }
        return ret;
    }
    static ArrayList<Long> nextLongArray(int size){
        ArrayList<Long> ret = new ArrayList<>(size);
        for(int i = 0; i < size; i++){
            ret.add(Long.parseLong(next()));
        }
        return ret;
    }
    @SuppressWarnings("unchecked")
    static String myconv(Object list, int no){//only join
        String joinString = CONVSTR.get(no);
        if(list instanceof String[]){
            return String.join(joinString, (String[])list);
        }else if(list instanceof ArrayList){
            return String.join(joinString, (ArrayList)list);
        }else{
            throw new ClassCastException("Don't join");
        }
    }
    static ArrayList<String> myconv(String str, int no){//only split
        String splitString = CONVSTR.get(no);
        return new ArrayList<String>(Arrays.asList(str.split(splitString)));
    }
    public static void main(String[] args){
        CONVSTR.put(8, " "); CONVSTR.put(9, "\n"); CONVSTR.put(0, "");
        solve();flush();
    }
    //Don't have to see. end------------------------------------------

    static void solve(){//Here is the main function
        String s = next();
        BigDecimal N = new BigDecimal(s);
        long fix = 1;
        while(!N.remainder(new BigDecimal("1")).toString().equals("0")){
            fix *= 10;
            N = N.movePointRight(1);
        }
        long R = N.longValue();
        while(true){
            long g = gcd(R, fix);
            if(g != 1){
                R /= g;
                fix /= g;
            }else{
                break;
            }
        }
        myout(R + "/" + fix);
    }
    //Method addition frame start

static long gcd(long m, long n) {return n != 0 ? gcd(n, m % n) : m;}

    //Method addition frame end
}
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