harismh

// helpers
const sum = (...nums) => nums.reduce((sum, num) => (sum += num) && sum, 0);
const createWindow = size => new Array(size).fill(null);
const insertAndCopy = (val, idx, arr) =>
  arr
    .slice(0, idx)
    .concat([val])
    .concat(arr.slice(idx + 1));

// provided data

harismh

// @flow
import React from "react";
import * as WebBrowser from "expo-web-browser";
import Constants from "expo-constants";
import {
  makeRedirectUri,
  useAuthRequest,
  useAutoDiscovery
} from "expo-auth-session";
import {