%% module 4, looping %% example -- can't change iterator during for loop for i = 1:9 disp(['i is ',num2str(i),', trying to change it to ',num2str(3*i)]) i = 3*i; % don't do this (trying to change an iterator in a for loop) end %% example -- find largest number divisible with 7 and smaller than 100 i = 1; while i*7<100 i = i+1; end disp(7*i) % this will be larger than 100 -- so condition from while does not hold %% example -- vectorization test = [3, 4, 8, 6, 5, 8, 3, 4, 7, 8, 8, 9, 4, 1, 3, 4, 6, 7, 9, 5, 3, 5, 7, 2, 5, 3]; hist = zeros(1,9); for i = 1:numel(test) hist(test(i)) = hist(test(i))+1; end