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freeCodeCamp/curriculum/challenges/chinese/10-coding-interview-prep/project-euler/problem-303-multiples-with-small-digits.md

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---
id: 5900f49b1000cf542c50ffae
title: 问题303小数的倍数
challengeType: 5
videoUrl: ''
---
# --description--
对于正整数n将fn定义为n的最小正整数以10为底的数字只能使用≤2的数字。
因此f2= 2f3= 12f7= 21f42= 210f89= 1121222。
另外,。
找 。
# --hints--
`euler303()`应该返回1111981904675169。
```js
assert.strictEqual(euler303(), 1111981904675169);
```
# --solutions--