Exercises

Exercise $3\mathrm{.}1$

Using the colon operator, create a $110$ array in which

the first five numbers are the odd numbers between $1$ and

$9,$ inclusive, and the last five numbers are the even numbers

between $2$ and $10,$ inclusive. Hint: a comma is involved.

Exercise $3\mathrm{.}2$

Create a $66$ array with the randi$()$ function. Write an

equation, using the colon operator, that retrieves the upper left

$33$ corner of the array.

Exercise $3\mathrm{.}3$

Create an $88$ array with the randi$()$ function. Write an

equation, using the colon operator, that creates a new array

from every other row and column in the original array.

Exercise $3\mathrm{.}4$

Create a structure called student that contains four fields:

a character array called name, an int $8$ called age, a floating$-$

point number called GPA, and a string array called major.

Assign these fields any appropriate value. Convert the structure

to a cell array and multiply each age entry times three.

Exercise $3\mathrm{.}5$

Using a combination of structure arrays and cell arrays, imple$-$

ment a Matlab structure called house with the following content:

house

address

year$\_$built

rooms

bedroom

$200$ sq$\_$ft

furniture: bed, dresser, nightstand

kitchen

$100$ sq$\_$ft

appliances: stove, refrigerator, dishwasher

man$/$woman$\_$cave

$300$ sq$\_$ft

gaming$\_$systems: Xbox, Playstation

garage

$1000$ sq$\_$ft

cars

car$1$

make

model

year

car$2$

make

model

year

Hint: Build from the smallest part to the largest.