#include <string>
#include <vector>

using namespace std;

vector<int> solution(long long n) {
    vector<int> answer;
    
    long long tmpNum = n;
    long long pushNum;
    
    while(true){
        int tmpNum2;
        if(tmpNum / 10 == 0){
            pushNum = tmpNum;
            answer.push_back(pushNum);
            break;
        } else {
            pushNum = tmpNum % 10; //나머지
            tmpNum /= 10;
            answer.push_back(pushNum);
        }
    }
    return answer;
}