N,H=map(int,input().split())

if N%H!=0:print(-1);exit()

p = {6:3, 28:7, 496:31, 8128:127}

p = p[N]

if (N//p)%H != 0 and H%p!=0:print(-1);exit()
W=N//H
ans = [[0]*W for _ in range(H)]

def solve(a):
    ret = []
    for i in range(1,a//2+1):
        if a%i==0:
            ret.append(i)
    return ret

i=0
if (N//p)%H==0:
    for x in solve(N):
        for j in range(x):
            ans[i//W][i%W] = x
            i+=1
else:
    for x in solve(N):
        for j in range(x):
            ans[i%H][i//H] = x
            i+=1
for a in ans:
    print(*a)