We can see in this pattern, all stars are present at the boundary of the pattern. And filled with spaces inside the boundary. “For Loop” and “If-Else” Condition will help to print this Hollow ...

Here's the code for that: for i in range(0,10): for j in range(0, i+1): print("*", end='') print() By reversing the count on the outer loop, you can flip the triangle vertically. Padding the output of ...