n, m = input().split() n = int(n) m = int(m) a = [] for i in range(n): b = input().split() b = [int(x) for x in b] a.append(b) for i in range(n): for j in range(n): if i == j or i + j == n - 1: a[i][j] += m for i in range(n): for j in range(n): print(f"{a[i][j]:5d}", end=" ") print()