http://noi.openjudge.cn/ch0108/10/

n,m=map(int,input().split())

a=[]


for i in range(n):
            
            a.append(list(map(int,input().split())))


for i in range(m):

            for j in range(n):

                        print(a[j][i],end=' ')

                        if j==n-1:
                                    print()