Files
freeCodeCamp/curriculum/challenges/chinese/10-coding-interview-prep/project-euler/problem-172-investigating-numbers-with-few-repeated-digits.md

22 lines
364 B
Markdown
Raw Blame History

This file contains ambiguous Unicode characters
This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.
---
id: 5900f4181000cf542c50ff2b
title: 问题172调查重复数字很少的数字
challengeType: 5
videoUrl: ''
---
# --description--
有多少个18位数字n没有前导零n中没有数字出现超过三次
# --hints--
`euler172()`应返回227485267000992000。
```js
assert.strictEqual(euler172(), 227485267000992000);
```
# --solutions--