#include<iostream>
#include<iomanip>
using namespace std;
int main(){
freopen("p1727.in","r",stdin);
freopen("p1727.out","w",stdout);
int i,j,k,n,a[11][11]={0},x=0;
cin>>n;
for(i=1;i<=n;i++){
k=i;
x=k;
for(j=1;j<=i;j++){
a[j][i]=x;
a[i][j]=x;
}
}
for(i=n;i>=1;i--){
for(j=1;j<=n;j++)cout<<setw(3)<<a[i][j];
cout<<endl;
}
fclose(stdin);
fclose(stdout);
}
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