Can i make followng pattern without using nested loop structure

Question

#include <iostream>
using namespace std;
int main()
{
int rows;
cout << "Enter number of rows: ";
cin >> rows;
for(int i = 1; i <= rows; ++i)
{
for(int j = 1; j <= i; ++j)
{
cout << "* ";
}
cout << "\n";
}
return 0;
}

Answer 1

https://code.sololearn.com/c355Kh98jYN4/?ref=app