Hashtable2 [프로그래머스][자바스크립트][Level2][카카오] 오픈채팅방 function solution(record) { const uidToName = record.reduce((obj, item) => { const itemArr = item.split(" "); if (!obj[itemArr[1]]) { obj[itemArr[1]] = itemArr[2]; } else if (itemArr[0] === "Enter" || itemArr[0] === "Change") { obj[itemArr[1]] = itemArr[2]; } return obj; }, {}); const answer = record.reduce((arr, item) => { const itemArr = item.split(" "); if (state[itemArr[0]]) { arr.push(`${ui.. 2021. 7. 22. [Leetcode][Javascript][Easy] 169. Majority Element /** * https://leetcode.com/problems/majority-element/ * @param {number[]} nums * @return {number} */ var majorityElement = function(nums) { var hashTable = {}, answer; if (nums.length === 1) { return nums[0]; } for (let i = 0; i (nums.length/2)) { answer =.. 2021. 7. 6. 이전 1 다음
