n, r = list(map(int, input().split()))
a = []
b = []
c = []
for i in range(1, n + 1):
    a.append(i)
for i in a:
    for j in a:
        for k in a:
            if i != j and i != k and j != k:
                b.append(i * 100 + j * 10 + k)
for i in b:
    if (i % 10) > (i // 100) and (i % 10) > (i // 10 % 10) and (i // 100) < (i // 10 % 10):
        c.append(i)
for i in c:
    for j in str(i):
        print("%3d"%int(j),end="")
    print()