from copy import deepcopy
from sys import stdin

class Matrix:
    def __init__(self, matrix):
        self.matrix = deepcopy(matrix)
    def __str__(self):
        return '\n'.join(map(lambda x: ' '.join(map(str, x)), self.matrix))
    def size(self):
        return (len(self.matrix), len(self.matrix[0],)

m = Matrix([[2, 0, 0], [0, 1, 10000]])
print(m)