提出 #76968910

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ソースコード 拡げる

import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;

public class Main {
    public static void main(String[] args){
        Scanner sc = new Scanner(System.in);

        int n = sc.nextInt();
        int l = sc.nextInt();
        int q = sc.nextInt();

        List<String> permissions = new ArrayList<>();

        for(int i = 0; i < n; i++) {
            String bits = sc.next();
            permissions.add(bits);
        }

        for(int i = 0; i < q; i++) {
            int resourceRequested = sc.nextInt();
            String res = "0".repeat(l);
            int j = 0;
            while(j < resourceRequested) {
                int resourceNo = sc.nextInt();
                res = orStrings(res, permissions.get(resourceNo-1));
                j++;
            }
            System.out.println(res);
        }
    }

    public static String orStrings(String a, String b) {
        StringBuilder result = new StringBuilder();

        for (int i = 0; i < a.length(); i++) {
            result.append((a.charAt(i) == '1' || b.charAt(i) == '1') ? '1' : '0');
        }

        return result.toString();
    }
}

提出情報

ジャッジ結果