結果

問題 No.942 プレゼント配り
ユーザー OlandOland
提出日時 2019-12-05 22:48:56
言語 Java
(openjdk 23)
結果
WA  
実行時間 -
コード長 7,521 bytes
コンパイル時間 3,288 ms
コンパイル使用メモリ 81,728 KB
実行使用メモリ 51,880 KB
最終ジャッジ日時 2024-12-23 03:05:07
合計ジャッジ時間 7,123 ms
ジャッジサーバーID
(参考情報)
judge4 / judge1
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 74 ms
38,384 KB
testcase_01 AC 285 ms
50,148 KB
testcase_02 AC 56 ms
37,368 KB
testcase_03 AC 55 ms
37,388 KB
testcase_04 AC 364 ms
51,880 KB
testcase_05 AC 299 ms
51,032 KB
testcase_06 AC 57 ms
36,920 KB
testcase_07 AC 76 ms
38,268 KB
testcase_08 AC 326 ms
50,724 KB
testcase_09 WA -
testcase_10 AC 57 ms
37,048 KB
testcase_11 AC 58 ms
37,324 KB
testcase_12 AC 58 ms
37,132 KB
testcase_13 AC 60 ms
37,324 KB
testcase_14 WA -
testcase_15 AC 243 ms
47,700 KB
testcase_16 WA -
testcase_17 WA -
testcase_18 AC 76 ms
38,072 KB
testcase_19 AC 56 ms
37,364 KB
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ソースコード

diff #

import java.io.*;
import java.util.*;

@SuppressWarnings("unused")
public class Main {
    FastScanner in;
    PrintWriter out;
    int MOD = (int)1e9+7;
    long ceil(long a, long b){return (a + b - 1) / b;}
    long gcd(long a, long b){return b == 0 ? a : gcd(b, a % b);}
    long lcm(long a, long b){return a / gcd(a, b) * b;}
    
    void solve() {
        int N = in.nextInt(), K = in.nextInt();
        if(((N / K) % K) % 2 != 0 && K != 1){
            out.println("No");
            return;
        }
        out.println("Yes");
    
        ArrayList<ArrayList<Integer>> res = new ArrayList<>();
        for(int i = 0; i < K; i++) res.add(new ArrayList<>());
    
        int num = 1;
        for(int n = 0; n < (N / K) / K; n++){
            for(int i = 0; i < K; i++){
                for(int j = 0; j < K; j++){
                    res.get((i + j) % K).add(num);
                    num++;
                }
            }
        }
        for(int i = 0; i < (((N / K) % K) / 2); i++){
            for(int j = 0; j < K; j++){
                res.get(j).add(num);
                num++;
            }
            for(int j = K-1; j >= 0; j--){
                res.get(j).add(num);
                num++;
            }
        }
        
        for(int i = 0; i < K; i++){
            long sum = 0;
            for(int e : res.get(i)){
                out.print(e + " ");
                sum += e;
            }
            //out.print("sum = " + sum);
            out.println();
        }
    }
    
    public static void main(String[] args) {
        new Main().m();
    }
    
    private void m() {
        in = new FastScanner(System.in);
        out = new PrintWriter(System.out);
        /*
        try {
            String path = "output.txt";
            out = new PrintWriter(new BufferedWriter(new FileWriter(new File(path))));
        }catch (IOException e){
            e.printStackTrace();
        }
        */
        solve();
        out.flush();
        in.close();
        out.close();
    }
    
    static class FastScanner {
        private Reader input;
        
        public FastScanner() {this(System.in);}
        public FastScanner(InputStream stream) {this.input = new BufferedReader(new InputStreamReader(stream));}
        public void close() {
            try {
                this.input.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        
        public int nextInt() {return (int) nextLong();}
        
        public long nextLong() {
            try {
                int sign = 1;
                int b = input.read();
                while ((b < '0' || '9' < b) && b != '-' && b != '+') {
                    b = input.read();
                }
                if (b == '-') {
                    sign = -1;
                    b = input.read();
                } else if (b == '+') {
                    b = input.read();
                }
                long ret = b - '0';
                while (true) {
                    b = input.read();
                    if (b < '0' || '9' < b) return ret * sign;
                    ret *= 10;
                    ret += b - '0';
                }
            } catch (IOException e) {
                e.printStackTrace();
                return -1;
            }
        }
        
        public double nextDouble() {
            try {
                double sign = 1;
                int b = input.read();
                while ((b < '0' || '9' < b) && b != '-' && b != '+') {
                    b = input.read();
                }
                if (b == '-') {
                    sign = -1;
                    b = input.read();
                } else if (b == '+') {
                    b = input.read();
                }
                double ret = b - '0';
                while (true) {
                    b = input.read();
                    if (b < '0' || '9' < b) break;
                    ret *= 10;
                    ret += b - '0';
                }
                if (b != '.') return sign * ret;
                double div = 1;
                b = input.read();
                while ('0' <= b && b <= '9') {
                    ret *= 10;
                    ret += b - '0';
                    div *= 10;
                    b = input.read();
                }
                return sign * ret / div;
            } catch (IOException e) {
                e.printStackTrace();
                return Double.NaN;
            }
        }
        
        public char nextChar() {
            try {
                int b = input.read();
                while (Character.isWhitespace(b)) {
                    b = input.read();
                }
                return (char) b;
            } catch (IOException e) {
                e.printStackTrace();
                return 0;
            }
        }
        
        public String nextStr() {
            try {
                StringBuilder sb = new StringBuilder();
                int b = input.read();
                while (Character.isWhitespace(b)) {
                    b = input.read();
                }
                while (b != -1 && !Character.isWhitespace(b)) {
                    sb.append((char) b);
                    b = input.read();
                }
                return sb.toString();
            } catch (IOException e) {
                e.printStackTrace();
                return "";
            }
        }
        
        public String nextLine() {
            try {
                StringBuilder sb = new StringBuilder();
                int b = input.read();
                while (b != -1 && b != '\n') {
                    sb.append((char) b);
                    b = input.read();
                }
                return sb.toString();
            } catch (IOException e) {
                e.printStackTrace();
                return "";
            }
        }
        
        public int[] nextIntArray(int n) {
            int[] res = new int[n];
            for (int i = 0; i < n; i++) {
                res[i] = nextInt();
            }
            return res;
        }
        
        public int[] nextIntArrayDec(int n) {
            int[] res = new int[n];
            for (int i = 0; i < n; i++) {
                res[i] = nextInt() - 1;
            }
            return res;
        }
        
        public int[] nextIntArray1Index(int n) {
            int[] res = new int[n + 1];
            for (int i = 0; i < n; i++) {
                res[i + 1] = nextInt();
            }
            return res;
        }
        
        public long[] nextLongArray(int n) {
            long[] res = new long[n];
            for (int i = 0; i < n; i++) {
                res[i] = nextLong();
            }
            return res;
        }
        
        public long[] nextLongArrayDec(int n) {
            long[] res = new long[n];
            for (int i = 0; i < n; i++) {
                res[i] = nextLong() - 1;
            }
            return res;
        }
        
        public long[] nextLongArray1Index(int n) {
            long[] res = new long[n + 1];
            for (int i = 0; i < n; i++) {
                res[i + 1] = nextLong();
            }
            return res;
        }
        
        public double[] nextDoubleArray(int n) {
            double[] res = new double[n];
            for (int i = 0; i < n; i++) {
                res[i] = nextDouble();
            }
            return res;
        }
    }
}
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