Algorithm
ํ๋ก๊ทธ๋๋จธ์ค level 1 ํฐ์ผ๋ชฌ
๋ฌธ์ ๋งํฌ https://school.programmers.co.kr/learn/courses/30/lessons/1845?language=javascript function solution(nums) { const nums_set = new Set(nums); const nums_set_size = nums_set.size; // ์ผํฐ์ ํฌ์ผ๋ชฌ ์ข ๋ฅ ์ const nums_select = nums.length/2; // ๊ณ ๋ฅผ ์ ์๋ ํฌ์ผ๋ชฌ ์ return (nums_select < nums_set_size) ? nums_select : nums_set_size; } solution([3,1,2,3]); // solution([3,3,3,2,2,4]); // solution([3,3,3,2,2,2]);