import java.io.*;

public class Main {
    static int N;
    static int[][] arr;
    static StringBuilder sb = new StringBuilder();
    static BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

    static void input() throws IOException {
        N = Integer.parseInt(br.readLine());
        arr = new int[N][N];
        for (int i = 0; i < N; i++) {
            String line = br.readLine();
            for (int j = 0; j < N; j++) {
                arr[i][j] = line.charAt(j) - '0';
            }
        }
    }

    static boolean isUniform(int r, int c, int len) {
        int v = arr[r][c];
        for (int i = r; i < r + len; i++) {
            for (int j = c; j < c + len; j++) {
                if (arr[i][j] != v) return false;
            }
        }
        return true;
    }

    static void divide(int r, int c, int len) {
        if (len == 1) {
            sb.append(arr[r][c]);
            return;
        }
        if (isUniform(r, c, len)) {
            sb.append(arr[r][c]);
            return;
        }
        sb.append('(');
        int h = len / 2;
        divide(r, c, h);
        divide(r, c + h, h);
        divide(r + h, c, h);
        divide(r + h, c + h, h);
        sb.append(')');
    }

    public static void main(String[] args) throws Exception {
        input();
        divide(0, 0, N);
        System.out.print(sb.toString());
    }
}