Cody

# Problem 1456. Beads on a Necklace (Convex Hulls)

Solution 235429

Submitted on 25 Apr 2013
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### Test Suite

Test Status Code Input and Output
1   Fail
%% xy = [1 1;1 2;2 2;2 1]; tf_correct = true; assert(isequal(allConvex(xy),tf_correct))

```Error: Assertion failed. ```

2   Pass
%% xy = [1 1;3 1;2 2;2 3]; tf_correct = false; assert(isequal(allConvex(xy),tf_correct))

``` ```

3   Pass
%% xy = [6 4;10 6;10 3;3 1;5 5]; tf_correct = false; assert(isequal(allConvex(xy),tf_correct))

``` ```

4   Fail
%% xy = [8 4;3 7;4 10;9 10;9 6;5 4]; tf_correct = true; assert(isequal(allConvex(xy),tf_correct))

```Error: Assertion failed. ```

5   Pass
%% xy = [14 26;14 29;2 15;2 7;3 7;18 17;8 23;26 11]; tf_correct = false; assert(isequal(allConvex(xy),tf_correct))

``` ```

6   Fail
%% xy = [18 11;9 8;4 10;12 30;25 17;30 23;26 26;3 6]; tf_correct = true; assert(isequal(allConvex(xy),tf_correct))

```Error: Assertion failed. ```

7   Fail
%% xy = [1 1;1 2;1 3;3 3;3 1]; tf_correct = true; assert(isequal(allConvex(xy),tf_correct))

```Error: Assertion failed. ```