问候Kimmie.

Greetings Kimmie.

我们不应该为您做家庭作业.放手一搏，如果您遇到问题，请发布代码，我们会帮助您一臂之力.

We are not supposed to do homework assignments for you. Have a go yourself and if you run into problems post your code and we can help you over the bumps.

20得到二十的数量，然后将余数除以

20 to get the number of twenties, then divide the remainder by

10，然后将余数除以

10, then divide the remainder of that by