結果

問題 No.2450 99-like Number
ユーザー AsahiAsahi
提出日時 2023-09-01 21:21:01
言語 Java21
(openjdk 21)
結果
WA  
実行時間 -
コード長 4,716 bytes
コンパイル時間 5,091 ms
コンパイル使用メモリ 80,780 KB
実行使用メモリ 51,720 KB
最終ジャッジ日時 2023-09-01 21:21:13
合計ジャッジ時間 7,272 ms
ジャッジサーバーID
(参考情報)
judge16 / judge15
このコードへのチャレンジ
(要ログイン)

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 44 ms
51,408 KB
testcase_01 AC 43 ms
51,720 KB
testcase_02 AC 44 ms
51,420 KB
testcase_03 AC 44 ms
51,452 KB
testcase_04 AC 44 ms
51,456 KB
testcase_05 AC 45 ms
51,168 KB
testcase_06 AC 44 ms
51,264 KB
testcase_07 AC 45 ms
51,492 KB
testcase_08 AC 44 ms
51,440 KB
testcase_09 WA -
testcase_10 AC 44 ms
51,356 KB
testcase_11 AC 44 ms
51,328 KB
testcase_12 AC 44 ms
51,276 KB
testcase_13 WA -
testcase_14 AC 44 ms
51,400 KB
testcase_15 AC 44 ms
51,328 KB
testcase_16 AC 45 ms
51,272 KB
testcase_17 AC 44 ms
51,448 KB
testcase_18 AC 45 ms
51,168 KB
testcase_19 AC 45 ms
51,340 KB
testcase_20 AC 45 ms
51,440 KB
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ソースコード

diff #

import java.util.*; import java.io.*;
import java.math.*; import java.util.stream.*;

class Main implements Runnable{

    // introduced in Java 16
    record pair(int first , int second) { } 

    void solve() {  
        String s = in.next();
        out.print(s.charAt(s.length() - 1) == '9' ? "Yes":"No");
    }  

    public static void main(String[] args) {
        new Thread(null, new Main(), "", Runtime.getRuntime().maxMemory()).start(); 
    }

    public void run() {   
        solve();
        out.flush();
    }
    
    PrintWriter out = new PrintWriter(System.out);
    In in = new In();

}

class In{

    private final InputStream in = System.in;
    private final byte[] buffer = new byte[1024];
    private int ptr = 0;
    private int buflen = 0;

    private boolean hasNextByte() {
        if (ptr < buflen) {
            return true;
        }else{
            ptr = 0;
            try {
                buflen = in.read(buffer);
            } catch (IOException e) {
                e.printStackTrace();
            }
            if (buflen <= 0) {
                return false;
            }
        }
        return true;
    }

    private int readByte() { 
        if (hasNextByte()) return buffer[ptr++]; else return -1;
    }

    private static boolean isPrintableChar(int c) { 
        return 33 <= c && c <= 126;
    }

    public boolean hasNext() { 
        while(hasNextByte() && !isPrintableChar(buffer[ptr])) {
            ptr++; 
        }
        return hasNextByte();
    }

    String next() {
        if (!hasNext()) throw new NoSuchElementException();
        StringBuilder sb = new StringBuilder();
        int b = readByte();
        while(isPrintableChar(b)) {
            sb.appendCodePoint(b);
            b = readByte();
        }
        return sb.toString();
    }

    long nextLong() {
        if (!hasNext()) throw new NoSuchElementException();
        long n = 0;
        boolean minus = false;
        int b = readByte();
        if (b == '-') {
            minus = true;
            b = readByte();
        }
        if (b < '0' || '9' < b) {
            throw new NumberFormatException();
        }
        while(true){
            if ('0' <= b && b <= '9') {
                n *= 10;
                n += b - '0';
            }else if(b == -1 || !isPrintableChar(b)){
                return minus ? -n : n;
            }else{
                throw new NumberFormatException();
            }
            b = readByte();
        }
    }
    int nextInt() {
        long nl = nextLong();
        if (nl < Integer.MIN_VALUE || nl > Integer.MAX_VALUE) throw new NumberFormatException();
        return (int) nl;
    }
    double nextDouble() { 
        return Double.parseDouble(next());
    }
    char nextChar() {
        return next().charAt(0);
    }
    
    int [] IntArray(int n) {
        final int [] Array = new int [n];
        for(int i = 0 ; i < n ; i ++ ) {
            Array[i] = nextInt();
        }
        return Array;
    }
    int [][] IntArray(int n , int m) {
        final int [][] Array = new int [n][m];
        for(int i = 0 ; i < n ; i ++ ) {
            Array[i] = IntArray(m);
        }
        return Array;
    }   
    long [] LongArray(int n) {
        final long [] Array = new long [n];
        for(int i = 0 ; i < n ; i ++ ) {
            Array[i] = nextLong();
        }
        return Array;
    }
    long [][] LongArray(int n , int m) {
        final long [][] Array = new long [n][m];
        for(int i = 0 ; i < n ; i ++ ) {
            Array[i] = LongArray(m);
        }
        return Array;
    }
    String [] StringArray(int n) {
        final String [] Array = new String [n];
        for(int i = 0 ; i < n ; i ++ ) {
            Array[i] = next();
        }
        return Array;
    }
    char [] CharArray(int n) {
        final char [] Array = new char[n];
        for(int i = 0 ; i < n ; i ++ ) {
            Array[i] = next().charAt(0);
        }
        return Array;
    }
    char [][] CharArray(int n , int m) {
        final char [][] Array = new char [n][m];
        for(int i = 0 ; i < n ; i ++ ) {
            Array[i] = next().toCharArray();
        }
        return Array;
    }
    char [][] CharArray2(int n , int m) {
        final char [][] Array = new char [n][m];
        for(int i = 0 ; i < n ; i ++ ) {
            for(int j = 0 ; j < n ; j ++ ) {
                Array[i][j] = next().charAt(0);
            }
        }
        return Array;
    }
    List<Integer> [] Graph(int n) {
        @SuppressWarnings("unchecked")
        List<Integer> [] G = new ArrayList[n];
        for(int i = 0 ; i < n ; i ++ ) {
            G[i] = new ArrayList<>();
        }
        return G ;
    }
}
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