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