Cody

# Problem 1459. Triangular Tiling Dots in a Circle

Solution 243826

Submitted on 13 May 2013 by Paul Berglund
This solution is locked. To view this solution, you need to provide a solution of the same size or smaller.

### Test Suite

Test Status Code Input and Output
1   Pass
%% user_solution = fileread('hexagonal_dots_in_circle.m'); assert(isempty(strfind(user_solution,'regexp'))); assert(isempty(strfind(user_solution,'2str'))); assert(isempty(strfind(user_solution,'str2'))); assert(isempty(strfind(user_solution,'interp'))); assert(isempty(strfind(user_solution,'printf'))); assert(isempty(strfind(user_solution,'assert')));

``` ```

2   Pass
%% r = 0; n_correct = 1; assert(isequal(hexagonal_dots_in_circle(r),n_correct));

``` ```

3   Pass
%% r = 0.5; n_correct = 1; assert(isequal(hexagonal_dots_in_circle(r),n_correct));

``` ```

4   Pass
%% r = 1; n_correct = 7; assert(isequal(hexagonal_dots_in_circle(r),n_correct));

``` ```

5   Pass
%% r = 1.5; n_correct = 7; assert(isequal(hexagonal_dots_in_circle(r),n_correct));

``` ```

6   Pass
%% r = 2; n_correct = 19; assert(isequal(hexagonal_dots_in_circle(r),n_correct));

``` ```

7   Pass
%% r = 2.5; n_correct = 19; assert(isequal(hexagonal_dots_in_circle(r),n_correct));

``` ```

8   Pass
%% r = 3; n_correct = 37; assert(isequal(hexagonal_dots_in_circle(r),n_correct));

``` ```

9   Pass
%% r = 5; n_correct = 91; assert(isequal(hexagonal_dots_in_circle(r),n_correct));

``` ```

10   Pass
%% r = 7.5; n_correct = 199; assert(isequal(hexagonal_dots_in_circle(r),n_correct));

``` ```

11   Pass
%% r = 10; n_correct = 367; assert(isequal(hexagonal_dots_in_circle(r),n_correct));

``` ```

12   Pass
%% r = 15; n_correct = 823; assert(isequal(hexagonal_dots_in_circle(r),n_correct));

``` ```

13   Pass
%% r = 20; n_correct = 1459; assert(isequal(hexagonal_dots_in_circle(r),n_correct));

``` ```

14   Pass
%% r = 25; n_correct = 2263; assert(isequal(hexagonal_dots_in_circle(r),n_correct));

``` ```

15   Pass
%% r = 50; n_correct = 9061; assert(isequal(hexagonal_dots_in_circle(r),n_correct));

``` ```

16   Pass
%% r = 100; n_correct = 36295; assert(isequal(hexagonal_dots_in_circle(r),n_correct));

``` ```