Exercises

Exercise

$3$

$.$

$1$

Using the colon operator, create a

$1$

$\backslash$times

$1$

$0$

$$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

$1$

$0$

$,$

$$inclusive$.$ Hint: a comma is involved.

Exercise

$3$

$.$

$2$

Create a

$6$

$\backslash$times

$6$

$$array with the randi

$($

$)$

$$function$.$ Write an

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

$3$

$\backslash$times

$3$

$$corner of the array.

Exercise

$3$

$.$

$3$

Create an

$8$

$\backslash$times

$8$

$$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

$3$

$.$

$4$

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

$3$

$.$

$5$

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

$2$

$0$

$0$

$$sq

$\_$

ft

furniture: bed, dresser, nightstand

kitchen

$1$

$0$

$0$

$$sq

$\_$

ft

appliances: stove, refrigerator, dishwasher

man

$/$

woman

$\_$

cave

$3$

$0$

$0$

$$sq

$\_$

ft

gaming

$\_$

systems: Xbox, Playstation

garage

$1$

$0$

$0$

$0$

$$sq

$\_$

ft

cars

car

$1$

make

model

year

car

$2$

make

model

year

Hint: Build from the smallest part to the largest.