Cody

# Problem 793. Combinations without using nchoosek

Solution 193507

Submitted on 18 Jan 2013
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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: Non-scalar in Uniform output, at index 1, output 1. Set 'UniformOutput' to false. ```

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: Non-scalar in Uniform output, at index 1, output 1. Set 'UniformOutput' to false. ```

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: Non-scalar in Uniform output, at index 1, output 1. Set 'UniformOutput' to false. ```

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: Non-scalar in Uniform output, at index 1, output 1. Set 'UniformOutput' to false. ```