Program to Counting in a while loop:

The script initializes variable counter to 0. Then, in the while loop action, each and every time the user successfully enter a number, the program increments the counter variable. At the finish of the script, it prints the number of numbers which were entered.

>> countposnum

Enter a positive number: 4

You entered a 4.

Enter a positive number: 8

You entered a 8.

Enter a positive number: 11

You entered a 11.

Enter a positive number: -4

Thanks, you entered 3 positive numbers