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๋ชฉ๋กํ๋ก๊ทธ๋๋จธ์ค (10)
๐ฆ ๊ณต๋ฃก์ด ๋์!
import java.util.*; class Solution { ArrayList answer; boolean[] visited; public int solution(String numbers) { answer = new ArrayList(); visited = new boolean[numbers.length()]; int[] nums = new int[numbers.length()]; for(int i = 0; i < nums.length; i++) { nums[i] = Integer.parseInt(numbers.charAt(i)+""); } for(int i = 1; i
import java.util.*; class Solution { public static int[] solution(int[] answers) { int[][] patterns = { {1, 2, 3, 4, 5}, {2, 1, 2, 3, 2, 4, 2, 5}, {3, 3, 1, 1, 2, 2, 4, 4, 5, 5} }; int[] hit = new int[3]; for(int i = 0; i < hit.length; i++) { for(int j = 0; j < answers.length; j++) { if(patterns[i][j % patterns[i].length] == answers[j]) hit[i]++; } } int max = Math.max(hit[0], Math.max(hit[1], h..
๊ธฐ์กด์๋ queue๋ฅผ array๋ฆฌ์คํธ๋ก ์ด๋ป๊ฒ๋ ํ์๋๋ฐ ๊ทธ๊ฑธ ์ฐ์ง ์๊ณ ์๋ ๋๋ฌด ๋ณต์กํ๊ฒ ์ฝ๋๊ฐ ์ง์ฌ์ ธ์ ์๊ฐ์ด ๋ง์ด ๊ฑธ๋ ธ๋ค. ์๋๋ queue๋ฅผ ์ด์ฉํ ํด๋ต์ด๋ค. import java.util.LinkedList; import java.util.Queue; import java.util.List; import java.util.ArrayList; public class Truck { int w; int d; public Truck(int w, int d) { this.w = w; this.d = d; } } class Solution { public int solution(int bridge_length, int weight, int[] truck_weights) { int wL = weight; i..
class Solution { public int[] solution(int[] prices) { int[] answer = new int[prices.length]; for (int i = 0; i < prices.length; i++) { int cnt = 0; for (int j = i + 1; j < prices.length; j++) { if (i == prices.length - 1) { cnt = 0; break; } else if (prices[i] prices[j]) { cnt++; break; } } answer[i] = cnt; } return answer; } } ๋ฆฌํด๋๋ ํ์๋ฅผ cnt๋ผ๊ณ ์ง์ ์ํ๊ณ 1์ด ๋ค์ ๊ฐ๊ฒฉ๊ณผ ๋น๊ตํ์ฌ cnt๋ฅผ ์ธก์ ํ๋ค. ์กฐ๊ธ ๋ ๊ฐ๋จํ ํ๋ ค๋ฉด cnt๋ฅผ ์์ ..