Run ID:71635
提交时间:2024-04-27 10:30:05
n,num = map(int,input().split()) #n阶方阵 a =[] for x in range(n): b = list( map(int,input().split()) ) a.append(b) for i in range(n):#row 行 for j in range(n):#column 列 if i==j or i+j ==n-1: a[i][j] = a[i][j]+ num for row in a: print(*row)