# include<iostream> # include<cstdio> using namespace std; int main(){ int n,m; cin>>n>>m; int a[101][101]; for(int i=1;i<=n;i++){ for(int j=1;j<=n;j++){ cin>>a[i][j]; if(i==j||i+j==n+1) a[i][j]+=m; } } for(int i=1;i<=n;i++){ for(int j=1;j<=n;j++){ printf("%5d",a[i][j]); } cout<<endl; } return 0; }