mod = 1000000007
eps = 10**-9


def main():
    import sys
    input = sys.stdin.readline

    N = int(input())
    ans = [[0] * N for _ in range(N)]
    for i in range(N):
        for j in range(N):
            if i+j == N-1:
                if i*2 < N:
                    ans[i][j] = 1
                else:
                    ans[i][j] = 2
            elif i+j > N-1:
                ans[i][j] = 2
    for i in range(N):
        print("".join(map(str, ans[i])))


if __name__ == '__main__':
    main()