Ruudukko

size = int(input())
list_of_lists = [([0] * size) for _ in range(size)]

list_of_lists[0][0] = 1

for i in range(size):
    list_of_lists[i][i] = 1
    list_of_lists[0][i] = i + 1
    list_of_lists[i][0] = i + 1

for i in range(1, size):
    for j in range(1, size):
        if i == j:
            continue

        used_numbers = []
        for smaller_i in range(i):
            used_numbers.append(list_of_lists[smaller_i][j])

        min_j = 100000
        for smaller_j in range(j):
            used_numbers.append(list_of_lists[i][smaller_j])

        # print(i, j, used_numbers)
        min_number = min(used_numbers)
        if min_number == 1 or min_number == 0 or min_number == 2:
            list_of_lists[i][j] = max(used_numbers) + 1
        else:
            list_of_lists[i][j] = min_number - 1

for foo in list_of_lists:
    for char in foo:
        print(char),
    print ""

Test 1

Verdict: ACCEPTED

Test 2

Verdict: ACCEPTED

Test 3

Verdict: WRONG ANSWER

Test 4

Verdict: WRONG ANSWER

Test 5

Verdict: WRONG ANSWER

Test 6

Verdict: WRONG ANSWER