def transpon(matrix:list):
	new_matrix = []

	for ind in range(len(matrix[0])):
		temp_list = []
		for line in matrix: temp_list.append(line[ind])
		new_matrix.append(temp_list.copy())

	return(new_matrix)

def print_result(matrix):
	for i in matrix: print('\t'.join(i))


lines, columns = int(input()), int(input())
matrix = []

for line in range(lines):
	temp_list = []
	for column in range(columns):
		temp_list.append(input())
	matrix.append(temp_list.copy())

print_result(matrix)
print()
print_result(transpon(matrix))