N = int(input())
Ans = [[0] * N for _ in range(N)]
for i in range(N):
    for j in range(i):
        Ans[i][j] = 2
for i in range(N // 2):
        Ans[i][i] = 1
for A in Ans:
    for a in A: print(a, end = '')
    print()