---
id: 5d792536834f2fd93e84944f
title: Part 67
challengeType: 0
isHidden: true
---
## Description
You call curried functions like this:
```js
const result = add(1)(2);
```
Use `map` on the `charRange` in `addChars`, passing in `x => elemValue(n)(x)` as the argument.
## Instructions
## Tests
```yml
tests:
- text: See description above for instructions.
testString: assert(code.replace(/\s/g, "").includes("constaddChars=c1=>c2=>n=>charRange(c1,c2).map(x=>elemValue(n)(x))"));
```
## Challenge Seed
```html
```
### Before Test
### After Test
```html
```
## Solution