#include<iostream> // cin\cout\endl #include<cstdio> //scanf()\printf() #include<cstring> // strcpy()\strcat()\strcmp()\strlen()\memset() #include<cmath> //sqrt()\pow()\abs()\ceil()\floor()\max()\min() using namespace std; int main(){ int a[101][101],n,m,b=1,c=1,d=1,e; cin>>n>>m; for(int i=1;i<=n;i++){ for(int j=1;j<=n;j++){ cin>>a[i][j]; } } e=n; for(int i=1;i<=n;i++){ for(int j=1;j<=n;j++){ if(b<=n && c<=n){ a[b][c]+=m; b++; c++; } else if(d<=n && e>=1){ a[e][d]+=m; d++; e--; } } } if(n%2==1){ a[n/2+1][n/2+1]-=m; } for(int i=1;i<=n;i++){ for(int j=1;j<=n;j++){ printf("%5d",a[i][j]); } cout<<endl; } return 0; }