Your progress is saved only in this browser, in a cookie of our own. It is never sent anywhere.
When someone types a five in the terminal, what arrives isn't the number five, but the character five. Converting it is what lets you do math with what the user writes.
🎯 The challenge of this lesson
Change the ten to any number you like, and then try writing a word instead of a number to see what the program says.
Write your question and another student — or the teacher — will answer. Your email is never published: it is only used to let you know when someone replies.