#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 n; cin>>n; int a[n][n]; for(int i=0;i<=n;i++){ for(int j=0;j<=n;j++) cout<<a[i][j]<<" "; cout<<endl; } cout<<a[0][0]<<" "<<a[n][n]; return 0; }