Assignment 18 — while loop familiarity

Due Thursday, March 7


Program count_down.py

The program produces a count down from a user-supplied positive interger number down to 0. If the user provides a zero or negative number, the program performs repeated requests until a positive number is supplied.

After the positive number is obtained, a count down from that positive number to 0 is displayed (one count number per line)

Two sample runs

Enter positive number: 5

5

4

3

2

1

0

Enter positive number: -3

Enter positive number: -1

Enter positive number: 0

Enter positive number: 4

4

3

2

1

0