LeetCode題目: 202. Happy Number My solution: /** * @param {number} n * @return {boolean} */ let isHappy = n => { let stack = []; while(n !== 1)...

LeetCode題目: 169. Majority Element My solution: /** * @param {number[]} nums * @return {number} */ let majorityElement = nums => { if(nums.length ...

LeetCode題目: 125. Valid Palindrome My solution: /** * @param {string} s * @return {boolean} */ let isPalindrome = s => { const mainText = s.replac...

LeetCode題目: 67. Add Binary My solution: /** * @param {string} a * @param {string} b * @return {string} */ let addBinary = (a, b) => (BigInt(`0b${a}`...

LeetCode題目: 268. Missing Number My solution: /** * @param {number[]} nums * @return {number} */ let missingNumber = nums => { nums.sort((a, b) =&...