20240602

//#include <stdio.h>

//#include <stdlib.h>

//

//int main()

//{

// printf("Hello world!\n");

// return 0;

//}

//(k^n- l^n)/(k-l) + (l^n - m^n)/(l-m) + (m^n-k^n)/(m-k)

//#include<stdio.h>

//int n,i;

//int data[505] = {};

//int main()

//{

// scanf("%d",&n);

// for(i=1;i<=n;i++)

// {

// scanf("%d",&data[i]);

// }

// data[0] = 0;

//}

//import java.util.ArrayList;

//import java.util.Scanner;

//

//public class Main

//{

// public static void main(String[] args)

// {

// Scanner sc = new Scanner(System.in);

//

// int n = sc.nextInt();

//

// int count = 0;

// double average = 0;

// double total = 0;

//

// sc.nextLine();

//

// ArrayList<String> list = new ArrayList<String>();

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

//

// for ( int i = 0; i < n; i++ )

// {

// String temp = sc.nextLine();

// list.add(temp);

// }

//

// for ( int i = 0; i < n; i++ )

// {

// String temp = list.get(i).split(" ")[1];

// if (temp.equals("A+"))

// total = total + 4.3 * Double.parseDouble(list.get(i).split(" ")[2]);

// else if (temp.equals("A0"))

// total = total + 4.0 * Double.parseDouble(list.get(i).split(" ")[2]);

// else if ( temp.equals("A-"))

// total = total + 3.7 * Double.parseDouble(list.get(i).split(" ")[2]);

// else if (temp.equals("B+"))

// total = total + 3.3 * Double.parseDouble(list.get(i).split(" ")[2]);

// else if (temp.equals("B0"))

// total = total + 3.0 * Double.parseDouble(list.get(i).split(" ")[2]);

// else if (temp.equals("B-"))

// total = total + 2.7 * Double.parseDouble(list.get(i).split(" ")[2]);

// else if (temp.equals("C+"))

// {

// total = total + 2.3 * Double.parseDouble(list.get(i).split(" ")[2]);

// List.add(" " + list.get(i).split(" ")[0] + " (C+)");

// count++;

// }

//

// else if (temp.equals("C0"))

// {

// total = total + 2.0 * Double.parseDouble(list.get(i).split(" ")[2]);

// List.add(" " + list.get(i).split(" ")[0] + " (C0)");

// count++;

// }

// else if (temp.equals("C-"))

// {

// total = total + 1.7 * Double.parseDouble(list.get(i).split(" ")[2]);

// List.add(" " + list.get(i).split(" ")[0] + " (C-)");

// count++;

// }

// else if (temp.equals("D+"))

// {

// total = total + 1.3 * Double.parseDouble(list.get(i).split(" ")[2]);

// List.add(" " + list.get(i).split(" ")[0] + " (D+)");

// count++;

// }

// else if (temp.equals("D0"))

// {

// total = total + 1.0 * Double.parseDouble(list.get(i).split(" ")[2]);

// List.add(" " + list.get(i).split(" ")[0] + " (D0)");

// count++;

// }

// else if (temp.equals("D-"))

// {

// total = total + 0.7 * Double.parseDouble(list.get(i).split(" ")[2]);

// List.add(" " + list.get(i).split(" ")[0] + " (D-)");

// count++;

// }

// else if (temp.equals("F"))

// {

// total = total + 0;

// List.add(" " + list.get(i).split(" ")[0] + " (F)");

// count++;

// }

// else if (temp.equals("Pass"))

// total = total + 4.3 * Double.parseDouble(list.get(i).split(" ")[2]);

// else if (temp.equals("Fail"))

// {

// total = total + 0;

// List.add(" " + list.get(i).split(" ")[0] + " (Fail)");

// count++;

// }

//

// average = average + Double.parseDouble(list.get(i).split(" ")[2]);

// }

// average = Math.round(total / average * 100.0) / 100.0;

//

// if (average == 4.30)

// System.out.printf("Average : %.02f (A+)\n", average);

// else if (average >= 4.00 && average < 4.30)

// System.out.printf("Average : %.02f (A0)\n", average);

// else if (average >= 3.70 && average < 4.00)

// System.out.printf("Average : %.02f (A-)\n", average);

// else if (average >= 3.30 && average < 3.70)

// System.out.printf("Average : %.02f (B+)\n", average);

// else if (average >= 3.00 && average < 3.30)

// System.out.printf("Average : %.02f (B0)\n", average);

// else if (average >= 2.70 && average < 3.00)

// System.out.printf("Average : %.02f (B-)\n", average);

// else if (average >= 2.30 && average < 2.70)

// System.out.printf("Average : %.02f (C+)\n", average);

// else if (average >= 2.00 && average < 2.30)

// System.out.printf("Average : %.02f (C0)\n", average);

// else if (average >= 1.70 && average < 2.00)

// System.out.printf("Average : %.02f (C-)\n", average);

// else if (average >= 1.30 && average < 7.00)

// System.out.printf("Average : %.02f (D+)\n", average);

// else if (average >= 1.00 && average < 1.30)

// System.out.printf("Average : %.02f (D0)\n", average);

// else if (average >= 0.70 && average < 1.00)

// System.out.printf("Average : %.02f (D-)\n", average);

// else if (average >= 0.00 && average < 0.70)

// System.out.printf("Average : %.02f (F)\n", average);

// System.out.println();

// System.out.println("RETAKE NEEDED " + "(" + List.size() + ")");

// for (int i = 0; i < List.size(); i++ )

// {

// System.out.println(List.get(i));

// }

// }

//}

#include<stdio.h>

int main()

{

int n, m;

char data[55][55] = {};

int i,j;

scanf("%d %d",&n,&m);

for(i=0;i<m;i++)

{

for(j=0;j<n;j++)

{

scanf("%c",&data[i][j]);

}

}

for(i=0;i<m;i++)

{

for(j=0;j<n;j++)

{

printf("%c",data[i][j]);

}

}

}

# n = int(input())

# v = list(map(int, input().split()))

#

# s = 0

# sum = 0

# for i in v[::-1]:

# if s < i:

# s += 1

# else:

# s = i

# sum += s

#

# print(sum)

# n = int(input())

# data = list(map(int, input().split()))

#

#

# def f(data):

# t = sum(data)

# if t == 0:

# return n//2

# k = 0

# for k, a in enumerate(data):

# if a:

# break

# data = data[k+1:] + data[:k+1]

# c = [0] * n

# for i in range(n):

# if data[i] or c[i]:

# continue

# for j in range(i, n):

# if data[j]:

# break

# c[j] = 1

# t += (j-i+1)//2

# return t

#

#

# print(f(data))

# n = int(input())

# data = list(map(int, input().split()))

# p = set()

#

# for i in range(n - 1):

# for j in range(i + 1, n):

# a = (data[j] - data[i]) / (j - i)

# if a == int(a):

# b = data[j] - a * j

# p.add((a, b))

#

# list = []

# for (a, b) in p:

# change = 0

# for l in range(n):

# if data[l] != a * l + b:

# change += 1

# list.append(change)

#

# print(min(list))

#

# n = int(input())

# data = []

# r = [0] * 7

# day = ['월', '화', '수', '목', '금', '토', '일']

# flag = 0

# for i in range(n):

# v = list(input())

# for j in range(7):

# r[j] += int(v[j])

# for i in range(7):

# if r[i] == n:

# flag = 1

# print(f"{day[i]}요일에 가능")

# if flag == 0:

# print('다음에 만나요~')