cpp-pattern-problems/Butterfly_Pattern.cpp at main · adityaPorwal14/cpp-pattern-problems · GitHub

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#include <iostream>
using namespace std;

int main() {
    int n;
    cin >> n;

    for(int i=0; i<n; i++) {
        for (int j=0; j<i+1; j++) {
            cout << '*';
        }

        for(int j=0; j<n-(i+1); j++){
            cout << " ";
        }

        for(int j=0; j<n-(i+1); j++) {
            cout << " ";
        }

        for(int k=0; k<i+1; k++) {
            cout << '*';
        }

        cout << endl;
    }
}