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