Cody

Problem 2661. Change Vector Value

Solution 1040406

Submitted on 31 Oct 2016 by Jakub Rysanek
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Test Suite

Test Status Code Input and Output
1   Pass
d=[1 2 2 2 1 2 1 2]; vector=[1 2 3 4 5 6 7 8]; new_vec=[1 4 6 8 9 12 13 16]; assert(isequal(change_direction(vector,d),new_vec)) filetext = fileread('change_direction.m') assert(isempty(strfind(filetext, 'if')))

filetext = function vec= change_direction(vec,dir) vec(dir==1) = vec(dir==1)*2-1; vec(dir==2) = vec(dir==2)*2; end %This code written by profile_id 2358932

2   Pass
d=[ones(1,5) 2*ones(1,4) ones(1,3)]; vector=1:length(d); new_vec=[1 3 5 7 9 12 14 16 18 19 21 23]; assert(isequal(change_direction(vector,d),new_vec)) filetext = fileread('change_direction.m') assert(isempty(strfind(filetext, 'if')))

filetext = function vec= change_direction(vec,dir) vec(dir==1) = vec(dir==1)*2-1; vec(dir==2) = vec(dir==2)*2; end %This code written by profile_id 2358932

3   Pass
d=ones(1,6); vector=[1 2 3 4 5 6]; new_vec=2*vector-1; assert(isequal(change_direction(vector,d),new_vec)) filetext = fileread('change_direction.m') assert(isempty(strfind(filetext, 'if')))

filetext = function vec= change_direction(vec,dir) vec(dir==1) = vec(dir==1)*2-1; vec(dir==2) = vec(dir==2)*2; end %This code written by profile_id 2358932

4   Pass
d=ones(1,50); vector=zeros(1,50); new_vec=vector-1; assert(isequal(change_direction(vector,d),new_vec)) filetext = fileread('change_direction.m') assert(isempty(strfind(filetext, 'if')))

filetext = function vec= change_direction(vec,dir) vec(dir==1) = vec(dir==1)*2-1; vec(dir==2) = vec(dir==2)*2; end %This code written by profile_id 2358932

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