<나의풀이>
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 | import java.util.*; class Solution { public int solution(int[] nums) { int answer = 0; HashSet<Integer> set = new HashSet<>(); int size; for(int i : nums){ set.add(i); } size = set.size(); if(size>= nums.length/2) answer = nums.length/2; else answer=size; return answer; } } | cs |
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