__author__ = 'Keril'
import re

def read_from_file(fpath):
    matrix = []
    cur_file = open(fpath)
    lines = cur_file.readlines()
    size = int(lines[0].rstrip('\n'))
    for i in range(1, size + 1):
        matrix.append([ int(item) for item in lines[i].split(' ') ])
    return matrix