Computer Programming

Chapter 3 Exercises

Exercise 1: Rewrite your pay computation to give the employee 1.5 times the

hourly rate for hours worked above 40 hours.

Enter Hours: 45

Enter Rate: 10

Pay: 475.0

Exercise 2: Rewrite your pay program using try and except so that your program

handles non-numeric input gracefully by printing a message and exiting the

program. The following shows two executions of the program:

Enter Hours: 20

Enter Rate: nine

Error, please enter numeric input

Enter Hours: forty

Error, please enter numeric input

Exercise 3: Write a program to prompt for a score between 0.0 and 1.0. If the

score is out of range, print an error message. If the score is between 0.0 and 1.0,

print a grade using the following table:

Score Grade

>= 0.9 A

>= 0.8 B

>= 0.7 C

>= 0.6 D

< 0.6 F

~~~

Enter score: 0.95 A ~~

Enter score: perfect

Bad score

Enter score: 10.0

Bad score

Enter score: 0.75

C

Enter score: 0.5

F

Run the program repeatedly as shown above to test the various different values for

input.