string accepting only numbersHow I can check if credit card numbers contains only of numbers? [code] # include <iostream> # ...
Help with the programHello everyone. I trying to write a program where the user enters number and counter is moving by th...
do-while condition problemThank you for a suggestion about tolower. For some reason, I'm still getting an infinite loop with d...
do-while condition problemHello, I have a problem with the do-while loop. When user press incorrect character I would program ...
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