Leetcode 練習：2021-12-13

December 13, 2021

Remove Duplicates from Sorted Array

var removeDuplicates = function(nums) {
  const set = new Set(nums)
  nums.splice(0, nums.length, ...set)
  return nums.length
}

Remove Element

題號：27

var removeElement = function(nums, val) {
  return nums.splice(0, nums.length, 
    ...nums.filter((value) => value !== val)
  ).length
}

Consecutive Characters

題號：1446

var maxPower = function(s) {
  let result = 0
  
  const l = s.length
  let r = 1
  for (var i = 0 ; i < l ; i++){
    if(s[i] === s[i+1]) {
      r++
    } else {
      result = Math.max(result, r)
      r = 1
    }
  }
  
  return result
}