#include<bits/stdc++.h>
using namespace std;
void print1(int n)
{
int i , j;
for(i=0;i<n;i++)
{
for(j=0;j<n-i-1;j++)
{
cout << " ";
}
for(j=0;j<2*i+1;j++)
{
cout << " * ";
}
for(j=0;j<n-i-1;j++)
{
cout << " ";
}
cout << endl;
}
}
void print2(int n)
{
int i , j;
for(i=0;i<n;i++)
{
for(j=0;j<i;j++)
{
cout << " ";
}
for(j=0;j< (2*n)-(2*i+1);j++)
{
cout << " * ";
}
for(j=0;j<i;j++)
{
cout << " ";
}
cout << endl;
}
}
int main()
{
int n , i , j;
cin >> n;
print1(n);
print2(n);
}
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