개발 노트/LeetCode 풀이

[JS] 9. Palindrome Number

tokkiC 2022. 11. 22. 01:39

백준에서 본것같은 팰런드럼 확인 문제

깊은 복사 후 reverse() 로 뒤집어서 각 index 를 비교하면 된다

https://leetcode.com/problems/palindrome-number/

 

Palindrome Number - LeetCode

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leetcode.com

/**
 * @param {number} x
 * @return {boolean}
 */
var isPalindrome = function (x) {
  let token = String(x).split("");
  let rev = [...token].reverse();
  let ans = true;
  for (let i = 0; i < token.length; i++) {
    if (token[i] !== rev[i]) {
      ans = false;
      break;
    }
  }
  return ans;
};