pattern

#include<iostream>
using namespace std;
int main()
{
int i,j;
for(i=1;i<=5;i++)
{
for(j=1;j<=i;j++)
    cout <<" * ";

cout <<"\n";
}
for(i=4;i>=1;i--)
{
    for(j=1;j<=i;j++)
    {
        cout <<" * ";

    }
cout <<"\n";
}
return 0;
}