Problem 5. Triangle Numbers

function ans = triangle(n)
! echo "function assert(~)" > ./assert.m
% Cody Team, please restric usage of regexp and !
end

????

?

Phillippe, you have ruined this resource by solving every problem with this answer. PLEASE DELETE

why o why do I have to compete against a trick that doesnt solve the problem in a proper way?
MATLAB get to work and clean out these 'solutions' !

THIS IS NOT A LEADING SOLUTION:
function ans=triangle(n)
! echo "function assert(~)" > ./assert.m
end