[Programmers]조건에 맞게 수열 변환하기 1

https://school.programmers.co.kr/learn/courses/30/lessons/181882

프로그래머스

#include <string>
#include <vector>

using namespace std;

vector<int> solution(vector<int> arr) {
    vector<int> answer;
    
    for(auto num : arr){
        if(num >= 50 && num % 2 == 0)
            answer.push_back(num/2);
        else if(num < 50 && num % 2 == 1)
            answer.push_back(num * 2);
        else
            answer.push_back(num);
    }
    return answer;
}