Trying to print a triangle on screen

I'm trying to print a triangle like this

but i get this

my code works to make the triangle, but i need it flipped. what part of my code do i edit to do this

n=input('How many rows for right justified triangle do you want ');

for i=2:n+1

for j=1:i-1

fprintf('*');

fprintf('');

end

fprintf('\n');

end

Answer 1

[KSSV]

n=input('How many rows for right justified triangle do you want ');
for i=1:n
    str = [blanks(n-i) repelem('*',1,i)] ;
    fprintf('%s\n',str) ;    
end