Oliver Eyton-Williams ee1e8abd87
feat(curriculum): restore seed + solution to Chinese (#40683)
* feat(tools): add seed/solution restore script

* chore(curriculum): remove empty sections' markers

* chore(curriculum): add seed + solution to Chinese

* chore: remove old formatter

* fix: update getChallenges

parse translated challenges separately, without reference to the source

* chore(curriculum): add dashedName to English

* chore(curriculum): add dashedName to Chinese

* refactor: remove unused challenge property 'name'

* fix: relax dashedName requirement

* fix: stray tag

Remove stray `pre` tag from challenge file.

Signed-off-by: nhcarrigan <nhcarrigan@gmail.com>

Co-authored-by: nhcarrigan <nhcarrigan@gmail.com>
2021-01-12 19:31:00 -07:00

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---
id: 5900f4841000cf542c50ff97
title: 问题280蚂蚁和种子
challengeType: 5
videoUrl: ''
dashedName: problem-280-ant-and-seeds
---
# --description--
费力的蚂蚁在5x5的网格上随机行走。 步行从中央广场开始。 在每个步骤中,蚂蚁都会随机移动到相邻的正方形,而不会离开网格。 因此根据蚂蚁的位置每一步有2、3或4种可能的移动。
步行开始时,将种子放在下排的每个正方形上。 当蚂蚁不携带种子并到达包含种子的下排的正方形时,它将开始携带种子。 蚂蚁会将种子放在最终到达的上一行的第一个空方格上。
在将所有种子都放到第一行之前,预期的步骤数是多少? 将答案四舍五入到小数点后六位。
# --hints--
`euler280()`应该返回430.088247。
```js
assert.strictEqual(euler280(), 430.088247);
```
# --seed--
## --seed-contents--
```js
function euler280() {
return true;
}
euler280();
```
# --solutions--
```js
// solution required
```