#!/usr/bin/python3
import random
from collections import Counter

def create_matrix(n):
	return [[random.randint(1, 6) for _ in range(n)] for _ in range(n)]

def print_matrix(matrix):
	for row in matrix:
		print(row)
def count_frequencies(matrix):
	flat = [x for row in matrix for x in row]
	freq = Counter(flat)
	for i in range(1, 7):
		print(f"{i}: {freq.get(i, 0)} φορές")
def main():
	n = int(input("Δώσε διάσταση πίνακα (n): "))
	mat = create_matrix(n)
	print_matrix(mat)
	count_frequencies(mat)
if __name__=="__main__":
	main()