#include <bits/stdc++.h> using namespace std; int a; int main() { cin>>a; for(int i=1;i<=a;i++){ for(int j=1;j<=a-i;j++){ cout<<" "; }for(int k=1;k<=i2-1;k++){ cout<<"";} for(int l=1;l<=a-i;l++){ cout<<" "; } cout<<endl; }for(int b=a;b>=1;b--){ for(int c=1;c<=a-b+1;c++){ cout<<" "; }for(int d=1;d<=b2-3;d++){ cout<<"";} for(int e=1;e<=a-b;e++){ cout<<" "; } cout<<endl; } return 0; }