华为od机试题目-找单词

public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    int num = sc.nextInt();sc.nextLine();
    String[][] table = new String[num][num];
    List<String> list = new ArrayList<>();
    int count = 0;
    for (int n = 0; n < num; n++) {
        table[n] = sc.nextLine().split(",");
    }
    String str = sc.nextLine();
    int[] row = new int[str.length()],column = new int[str.length()];
    //A,C,C,F
    //C,D,E,D
    //B,E,S,S
    //F,E,C,A
    for (int i = 0; i < num; i++) {
        for (int j = 0; j < num; j++) {
            if (table[i][j].equals(String.valueOf(str.charAt(count)))){
                row[count] = i;
                column[count] = j;
                list.add(""+i);
                list.add(""+j);
                count++;
            }
        }
        if (count==str.length()){
            break;
        }
    }
    if (count==str.length()){
        System.out.println(String.join(",",list));
    }else {
        System.out.println("N");
    }
}

//输入

4
A,C,C,F
C,D,E,D
B,E,S,S
F,E,C,A
ACCESS

//输出

0,0,0,1,0,2,1,2,2,2,2,3