[#22][프로그래머스][입문] 짝수 홀수 개수

function solution(num_list) {
  let answer = [0, 0];
  num_list.forEach((el) => {
      if (el % 2 === 0) answer[0]++;
      else answer[1]++;
  })
  return answer;
}

/*
  function solution(num_list) {
      var answer = [0,0];

      for(let a of num_list){
          answer[a%2] += 1
      }

      return answer;
  }
*/