61. 로또의 최고 순위와 최저 순위

 

 

using System;

public class Solution {
    public int[] solution(int[] lottos, int[] win_nums) {
        int[] answer = new int[2];
        int num = 0;
        int count0 = 0;
        
        for(int i = 0; i < lottos.Length; ++i)
        {
            if(lottos[i] == 0) count0++;
            
            for(int j = 0; j < win_nums.Length; ++j)
            {
                if(lottos[i] == win_nums[j]) num++;
            }
        }
        
        switch(num)
        {
            case 6 :
                answer[1] = 1;
                break;
            
            case 5 :
                answer[1] = 2;
                break;
            
            case 4 :
                answer[1] = 3;
                break;
           
            case 3 :
                answer[1] = 4;
                break;
            
            case 2 :
                answer[1] = 5;
                break;  
            
            default :
                answer[1] = 6;
                break;
        }
        
        switch(num + count0)
        {
            case 6 :
                answer[0] = 1;
                break;
            
            case 5 :
                answer[0] = 2;
                break;
            
            case 4 :
                answer[0] = 3;
                break;
           
            case 3 :
                answer[0] = 4;
                break;
            
            case 2 :
                answer[0] = 5;
                break;  
            
            default :
                answer[0] = 6;
                break;
        }
        
        return answer;
    }
}