henryzhu.eth hzhu

Problem

Write a function that accepts a string argument and removes duplicate characters that are neighbors. If the new string also has duplicate neighbors, those should be removed also.

reduce_dups('abb') => "a"
reduce_dups('abba') => ""
reduce_dups('aba') => "aba"

Analysis of Problem

User Action	API	Event
Sally creates an account	/api/account/create	“Account Created”
Then searches for a product	/api/search	“Products Searched”
Then adds the product to their cart	/api/cart/update	“Product Added”
Then adds a payment method	/api/credit_cards	“Payment Info Entered”
Then pays for her product	/api/orders/new	“Order Completed”

	// This is an example of how to fetch external data in response to updated props,
	// If you are using an async mechanism that does not support cancellation (e.g. a Promise).

	class ExampleComponent extends React.Component {
	_currentId = null;

	state = {
	externalData: null
	};