import numpy as np
 
def randOrderedMatrix(n):
    A = np.zeros((n, n,))
    A[:,0] = np.arange(1, n+1)
    for i in range(1, n):
        A[:,i] = A[:,0] + i    
    A[A>n] = A[A>n]-n
     
    r = np.random.choice(n, n, replace = False)
    A = A[:,r]
     
    r = np.random.choice(n, n, replace = False)
    A = A[r,:]
     
    return A

N = int(input())
for a in randOrderedMatrix(N):
    print(*a)