N, M = map(int, raw_input().split())

B = [[0 for i in range(N)] for j in range(M)]

for i in range(N):

    A = list(map(int, raw_input().split()))

    for j in range(M):
        B[j][i] = A[j]

for i in range(M):
    for j in range(N):
        print(B[i][j], end = " ")
    print('')