Cody

# Problem 793. Combinations without using nchoosek

Solution 183423

Submitted on 30 Dec 2012
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### Test Suite

Test Status Code Input and Output
1   Fail
%% n = 3; y_correct = nchoosek(1:n,2); assert(isequal(your_fcn_name(n),y_correct)) % Prevents cheating filetext = fileread('your_fcn_name.m') assert(isempty(strfind(filetext, 'nchoosek')))

Error: Output argument "output" (and maybe others) not assigned during call to "/users/msssystem3/your_fcn_name.m>your_fcn_name".

2   Fail
%% n = 25; y_correct = nchoosek(1:n,2); assert(isequal(your_fcn_name(n),y_correct)) filetext = fileread('your_fcn_name.m') assert(isempty(strfind(filetext, 'nchoosek')))

Error: Output argument "output" (and maybe others) not assigned during call to "/users/msssystem3/your_fcn_name.m>your_fcn_name".

3   Fail
%% n = 112; y_correct = nchoosek(1:n,2); assert(isequal(your_fcn_name(n),y_correct)) filetext = fileread('your_fcn_name.m') assert(isempty(strfind(filetext, 'nchoosek')))

Error: Output argument "output" (and maybe others) not assigned during call to "/users/msssystem3/your_fcn_name.m>your_fcn_name".

4   Fail
%% n = 2 y_correct = nchoosek(1:n,2); assert(isequal(your_fcn_name(n),y_correct)) filetext = fileread('your_fcn_name.m') assert(isempty(strfind(filetext, 'nchoosek')))

Error: Output argument "output" (and maybe others) not assigned during call to "/users/msssystem3/your_fcn_name.m>your_fcn_name".