n, m, k = map(int, input().split())
ans = [[0] * n for _ in range(n)]
for i in range(n):
    for j in range(n):
        if j == 0:
            ans[i][j] = i * k % m
        else:
            ans[i][j] = (ans[i][j - 1] + 1) % m
for i in range(n):
    for j in range(n):
        ans[i][j] += 1
for i in ans:
    print(*i)