Today I learned about “debugging”. .Debugging is a type of coding, you `change the wrong code to a correct code. We used “” to learned about debugging. This website will tell you to find the wrong code,and replace it by the right code. So for this picture, there is no wrong so you just click “RUN” then the character will move.
For this picture, there is some wrong code, so you have to find the wrong code and replace it with the right code. So now you find that “repeat” is not in the right position. So you moved repeat to the right position.And you click “RUN” , if the character collect all the gems that means you put the right code in the right place.