結果

問題 No.1958 Bit Game
ユーザー tenten
提出日時 2022-05-31 14:42:45
言語 Java
(openjdk 23)
結果
AC  
実行時間 585 ms / 2,000 ms
コード長 2,958 bytes
コンパイル時間 2,789 ms
コンパイル使用メモリ 77,968 KB
実行使用メモリ 66,576 KB
最終ジャッジ日時 2024-09-21 01:17:35
合計ジャッジ時間 18,245 ms
ジャッジサーバーID
（参考情報） 		judge2 / judge4
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 3
other AC * 30
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.*;
import java.util.*;
public class Main {
    static final int MOD = 998244353;
    public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner();
        int n = sc.nextInt();
        long x = sc.nextInt();
        long y = sc.nextInt();
        long[] countsX = new long[19];
        for (int i = 0; i < x; i++) {
            int v = sc.nextInt();
            for (int j = 0; j <= 18 && v > 0; j++) {
                countsX[j] += v % 2;
                v >>= 1;
            }
        }
        long[] countsY = new long[19];
        for (int i = 0; i < y; i++) {
            int v = sc.nextInt();
            for (int j = 0; j <= 18 && v > 0; j++) {
                countsY[j] += v % 2;
                v >>= 1;
            }
        }
        long ans = 0;
        for (int i = 0; i <= 18; i++) {
            long[][][] matrix = new long[19][2][2];
            matrix[0][0][0] = (x * y - countsX[i] * countsY[i]) % MOD;
            matrix[0][0][1] = x * (y - countsY[i]) % MOD;
            matrix[0][1][0] = countsX[i] * countsY[i] % MOD;
            matrix[0][1][1] = x * countsY[i] % MOD;
            for (int j = 1; j <= 18; j++) {
                for (int a = 0; a < 2; a++) {
                    for (int b = 0; b < 2; b++) {
                        for (int c = 0; c < 2; c++) {
                            matrix[j][a][c] += matrix[j - 1][a][b] * matrix[j - 1][b][c] % MOD;
                            matrix[j][a][c] %= MOD;
                        }
                    }
                }
            }
            long[] current = new long[2];
            current[0] = (1 << i);
            int z = n;
            for (int j = 18; j >= 0; j--) {
                if (z >= (1 << j)) {
                    z -= (1 << j);
                    long[] next = new long[2];
                    for (int a = 0; a < 2; a++) {
                        for (int b = 0; b < 2; b++) {
                            next[a] += matrix[j][a][b] * current[b] % MOD;
                            next[a] %= MOD;
                        }
                    }
                    current = next;
                }
            }
            ans += current[1];
            ans %= MOD;
        }
        System.out.println(ans);
    }
}
class Scanner {
    BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
    StringTokenizer st = new StringTokenizer("");
    
    public Scanner() throws Exception {
        
    }
    
    public int nextInt() throws Exception {
        return Integer.parseInt(next());
    }
    
    public long nextLong() throws Exception {
        return Long.parseLong(next());
    }
    
    public double nextDouble() throws Exception {
        return Double.parseDouble(next());
    }
    
    public String next() throws Exception {
        if (!st.hasMoreTokens()) {
            st = new StringTokenizer(br.readLine());
        }
        return st.nextToken();
    }
}
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