本课内容目前为英文。
Do it again, and again
Countdowns, game rounds, asking for a password until it is right: so much of programming is repetition. A loop runs the same block of code many times, so you only write it once.
本课内容目前为英文。
Countdowns, game rounds, asking for a password until it is right: so much of programming is repetition. A loop runs the same block of code many times, so you only write it once.