odino/h.js

## h.js
class DumbMap {
  constructor() {
    this.list = []
  }

  ...

  set(x, y) {
    this.list.push([x, y])
  }
}
	class DumbMap {
	constructor() {
	this.list = []
	}

	...

	set(x, y) {
	this.list.push([x, y])
	}
	}