#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 i,j,k,m,n,b=0; cin>>n; int a[100][100]; for(k=1;i<=n;i++){ for(i=k;i<=n;i++){ for(j=k;j<=n;j++){ a[i][j]=k; } } } for(i=1;i<=n;i++){ for(j=1;j<=n;j++){ cout<<a[i][j]<<" "; } cout<<endl; } return 0; }