MATLAB and Simulink resources for Arduino, LEGO, and Raspberry Pi

# Solution 190819

Submitted on 14 Jan 2013 by Nicholas Howe

Correct

47Size
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### Test Suite

Test
Code Input and Output
1
Pass

```%%
R = 9:-1:5
V = [7 5 6 5];
K = [3 5 4 5];
assert(isequal(refIndex(R,V),K))
```
```R =
9     8     7     6     5
```
2
Pass

```%%
R = 1:10
V = [];
K = [];
assert(isequal(refIndex(R,V),K))
```
```R =
1     2     3     4     5     6     7     8     9    10
```
3
Pass

```%%
R = unique(randn(5));
V = R(1:3:end)';
K = 1:3:numel(R);
assert(isequal(refIndex(R,V),K))
```

4
Pass

```%%
R = -2:2
V = [0 0 0];
K = [3 3 3];
assert(isequal(refIndex(R,V),K))
```
```R =
-2    -1     0     1     2
```
5
Pass

```%%
R = {'a' 'b' 'c' 'd'}
V = {'b' 'a' 'd'};
K = [2 1 4];
assert(isequal(refIndex(R,V),K))
```
```R =
'a'    'b'    'c'    'd'
```
6
Pass

```%%
R = {'one' 'two' 'three' 'red' 'yellow' 'blue' 'dog' 'cat' 'fish'}
V = {'one' 'fish' 'two' 'fish' 'red' 'fish' 'blue' 'fish'};
K = [1 9 2 9 4 9 6 9];
assert(isequal(refIndex(R,V),K))
```
```R =
'one'    'two'    'three'    'red'    'yellow'    'blue'    'dog'    'cat'    'fish'
```