Lv 0. 공 던지기

https://school.programmers.co.kr/learn/courses/30/lessons/120843

 

#include <string>
#include <vector>

using namespace std;

int solution(vector<int> numbers, int k) {
    int answer = 0;
    int num=numbers.size();
    answer=numbers[(2*(k-1))%num];
    return answer;
}