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

a = [[0 for i in range(m)] for j in range(n)]

s,i,l = 1,0,n*m

if n == m: a[n//2][n//2] = n*n

while s < l:

    for j in range(i, m - i - 1):

        if s > l: break

        a[i][j] = s

        s+=1

    for j in range(i, n - i - 1):

        if s > l: break

        a[j][m - i - 1] = s

        s += 1

    for j in range(i, m - i - 1):

        if s > l: break

        a[n - i - 1][m - 1 - j] = s

        s += 1

    for j in range(i, n - i - 1):

        if s > l: break

        a[n - 1 - j][i] = s

        s += 1

    i+=1

for i in a:

    for j in i:

        print(" "*(4-len(str(j)))+str(j),end="")

    print()