[JavaScript] 3진법 뒤집기 - 내장함수/ 계산

function solution(n) {
    var answer = "";
    var i=1;
    while(n>0){
        answer = n%3+answer;
        n = Math.floor(n/3);
    } 
 
    answer=answer.split("");
    answer=answer.reverse();
    answer=answer.join("");
    answer=parseInt(answer,3);
    
    return answer;
  
}

function solution(n) {
   
    return parseInt([...n.toString(3)].reverse().join(""),3);
  
}