結果

問題 No.634 硬貨の枚数1
ユーザー yuya178yuya178
提出日時 2018-01-19 22:05:06
言語 Java21
(openjdk 21)
結果
WA  
実行時間 -
コード長 3,775 bytes
コンパイル時間 2,372 ms
コンパイル使用メモリ 82,896 KB
実行使用メモリ 50,428 KB
最終ジャッジ日時 2024-06-07 14:08:37
合計ジャッジ時間 8,571 ms
ジャッジサーバーID
（参考情報） 		judge3 / judge4
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 57 ms
50,152 KB
testcase_01 AC 55 ms
50,092 KB
testcase_02 AC 56 ms
50,268 KB
testcase_03 AC 55 ms
49,868 KB
testcase_04 WA -
testcase_05 WA -
testcase_06 WA -
testcase_07 WA -
testcase_08 WA -
testcase_09 WA -
testcase_10 WA -
testcase_11 AC 57 ms
49,872 KB
testcase_12 AC 55 ms
49,924 KB
testcase_13 AC 55 ms
50,268 KB
testcase_14 AC 55 ms
50,188 KB
testcase_15 AC 55 ms
49,896 KB
testcase_16 AC 57 ms
49,888 KB
testcase_17 WA -
testcase_18 WA -
testcase_19 AC 56 ms
50,276 KB
testcase_20 WA -
testcase_21 WA -
testcase_22 AC 55 ms
50,084 KB
testcase_23 WA -
testcase_24 WA -
testcase_25 AC 55 ms
50,044 KB
testcase_26 AC 56 ms
50,172 KB
testcase_27 AC 56 ms
50,256 KB
testcase_28 AC 56 ms
50,336 KB
testcase_29 WA -
testcase_30 WA -
testcase_31 AC 55 ms
50,060 KB
testcase_32 WA -
testcase_33 WA -
testcase_34 AC 54 ms
50,112 KB
testcase_35 WA -
testcase_36 WA -
testcase_37 WA -
testcase_38 WA -
testcase_39 AC 56 ms
50,164 KB
testcase_40 WA -
testcase_41 AC 56 ms
50,160 KB
testcase_42 WA -
testcase_43 AC 55 ms
50,308 KB
testcase_44 AC 55 ms
49,852 KB
testcase_45 WA -
testcase_46 AC 56 ms
49,828 KB
testcase_47 WA -
testcase_48 AC 56 ms
49,996 KB
testcase_49 WA -
testcase_50 WA -
testcase_51 WA -
testcase_52 WA -
testcase_53 AC 56 ms
50,172 KB
testcase_54 WA -
testcase_55 WA -
testcase_56 WA -
testcase_57 AC 56 ms
49,928 KB
testcase_58 WA -
testcase_59 WA -
testcase_60 WA -
testcase_61 WA -
testcase_62 AC 55 ms
50,232 KB
testcase_63 WA -
testcase_64 AC 56 ms
50,248 KB
testcase_65 WA -
testcase_66 WA -
testcase_67 AC 56 ms
50,096 KB
testcase_68 WA -
testcase_69 WA -
testcase_70 AC 56 ms
49,872 KB
testcase_71 WA -
testcase_72 WA -
testcase_73 WA -
testcase_74 WA -
testcase_75 AC 56 ms
50,008 KB
testcase_76 WA -
testcase_77 AC 56 ms
50,000 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.io.*;
import java.util.*;
import java.math.*;
// import java.awt.Point;
 
public class Main {
    InputStream is;
    PrintWriter out;
    String INPUT = "";
 
    long MOD = 1_000_000_007;
    long inf = Long.MAX_VALUE;

    void solve(){ 
        int n = ni();
        long[] res = new long[10001];
        for(int i = 1; i <= 10000; i++){
            res[i] = res[i-1] + i;
        }
        int r = 0;
        for(int i = 1; i <= 10000; i++){
            if(n==res[i]){
                out.println(1);
                return;
            }
            if(n<res[i]){
                r = i-1;
                break;
            }
        }
        long p = n - res[r];
        out.println(p%2==1 ? 2 : 3);
    }


    void run() throws Exception
    {
        is = INPUT.isEmpty() ? System.in : new ByteArrayInputStream(INPUT.getBytes());
        out = new PrintWriter(System.out);
        long s = System.currentTimeMillis();
        solve();
        out.flush();
        if(!INPUT.isEmpty())tr(System.currentTimeMillis()-s+"ms");
    }
    
    public static void main(String[] args) throws Exception { new Main().run(); }
    
    private byte[] inbuf = new byte[1024];
    private int lenbuf = 0, ptrbuf = 0;
    
    private int readByte()
    {
        if(lenbuf == -1)throw new InputMismatchException();
        if(ptrbuf >= lenbuf){
            ptrbuf = 0;
            try { lenbuf = is.read(inbuf); } catch (IOException e) { throw new InputMismatchException(); }
            if(lenbuf <= 0)return -1;
        }
        return inbuf[ptrbuf++];
    }
    
    private boolean isSpaceChar(int c) { return !(c >= 33 && c <= 126); }
    private int skip() { int b; while((b = readByte()) != -1 && isSpaceChar(b)); return b; }
    
    private double nd() { return Double.parseDouble(ns()); }
    private char nc() { return (char)skip(); }
    
    private String ns()
    {
        int b = skip();
        StringBuilder sb = new StringBuilder();
        while(!(isSpaceChar(b) && b != ' ')){
            sb.appendCodePoint(b);
            b = readByte();
        }
        return sb.toString();
    }
    
    private char[] ns(int n)
    {
        char[] buf = new char[n];
        int b = skip(), p = 0;
        while(p < n && !(isSpaceChar(b))){
            buf[p++] = (char)b;
            b = readByte();
        }
        return n == p ? buf : Arrays.copyOf(buf, p);
    }
    
    private char[][] nm(int n, int m)
    {
        char[][] map = new char[n][];
        for(int i = 0;i < n;i++)map[i] = ns(m);
        return map;
    }
    
    private int[] na(int n)
    {
        int[] a = new int[n];
        for(int i = 0;i < n;i++)a[i] = ni();
        return a;
    }
    
    private int ni()
    {
        int num = 0, b;
        boolean minus = false;
        while((b = readByte()) != -1 && !((b >= '0' && b <= '9') || b == '-'));
        if(b == '-'){
            minus = true;
            b = readByte();
        }
        
        while(true){
            if(b >= '0' && b <= '9'){
                num = num * 10 + (b - '0');
            }else{
                return minus ? -num : num;
            }
            b = readByte();
        }
    }
    
    private long nl()
    {
        long num = 0;
        int b;
        boolean minus = false;
        while((b = readByte()) != -1 && !((b >= '0' && b <= '9') || b == '-'));
        if(b == '-'){
            minus = true;
            b = readByte();
        }
        
        while(true){
            if(b >= '0' && b <= '9'){
                num = num * 10 + (b - '0');
            }else{
                return minus ? -num : num;
            }
            b = readByte();
        }
    }
    
    private static void tr(Object... o) { System.out.println(Arrays.deepToString(o)); }
 
}
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