[프로그래머스] [LV1] 콜라츠 추측

📚 콜라츠 추측

링크📎 : https://programmers.co.kr/learn/courses/30/lessons/12943

난이도 ⭐️

📖 문제

📝 내 풀이

class Solution {
    public int solution(int num) {
        int answer = 0;
        long n = (long)num;
        
        while(n != 1 && answer != 500){
            if(n % 2 ==0)
                n /= 2;
            else
                n = n * 3 + 1;
            answer++;
        }
        
        answer = answer == 500 ? -1 : answer;
        
        return answer;
    }
}

끝-!