Pattern_Printing/6.cpp at main · vedantjoshi84/Pattern_Printing · GitHub

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#include<bits/stdc++.h>
using namespace std;

// Butterfly pattern
int main()
{
    int n;
    cin>>n;

    for(int i=1;i<=n;i++) {
        for(int j=1;j<=i;j++) {
             cout<<"* ";
        }
        int space = 2*n - 2*i;
        for(int j=1;j<=space;j++) {
            cout<<"  ";
        }
        for(int j=1;j<=i;j++) {
             cout<<"* ";
        }
        cout<<endl;
    }

    for(int i=n;i>=1;i--) {
        for(int j=1;j<=i;j++) {
             cout<<"* ";
        }
        int space = 2*n - 2*i;
        for(int j=1;j<=space;j++) {
            cout<<"  ";
        }
        for(int j=1;j<=i;j++) {
             cout<<"* ";
        }
        cout<<endl;
    }
}