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Content navigation :
- 1, title
- 2, analysis
- 3, code implementation
- 4, operating results
1, title
Seeking s = a + aa + aaa + aaaa + aa ... the value of a, where a is a number. E.g. 2 + 22 + 222 + 2222 + 22222 (in this case the sum total of the number 5), a control keyboard a few numbers together.
2, analysis
The key is to calculate the value of each item.
3, the sample code
/*
作者：AT阿宝哥
日期：2016年9月18日
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