def main(): n, m = map(int, input().split()) matrix = [list(map(int, input().split())) for _ in range(n)] for i in range(n): for j in range(n): if i == j or i + j == n - 1: matrix[i][j] += m for row in matrix: for val in row: print(f"{val:5}", end=" ") print() if __name__ == "__main__": main()