n = int(input())
p = []
for i in range(1, n + 1, 2):
    p.append(i)
for i in range(2, n + 1, 2):
    p.append(i)

for i in range(n):
    q = p.copy()
    while q[i] != i + 1:
        q = q[1:] + [q[0]]
    print(*q)