2019 카카오 개발자 겨울 인턴십 - 튜플
https://programmers.co.kr/learn/courses/30/lessons/64065 코딩테스트 연습 - 튜플 "{{2},{2,1},{2,1,3},{2,1,3,4}}" [2, 1, 3, 4] "{{1,2,3},{2,1},{1,2,4,3},{2}}" [2, 1, 3, 4] "{{4,2,3},{3},{2,3,4,1},{2,3}}" [3, 2, 4, 1] programmers.co.kr import java.util.ArrayList; import java.util.Arrays; import java.util.Comparator; public class Solution { public static int[] solution(String s) { s = s.substring(1, s.length..
키패드 누르기
https://programmers.co.kr/learn/courses/30/lessons/67256?language=java 코딩테스트 연습 - 키패드 누르기 [1, 3, 4, 5, 8, 2, 1, 4, 5, 9, 5] "right" "LRLLLRLLRRL" [7, 0, 8, 2, 8, 3, 1, 5, 7, 6, 2] "left" "LRLLRRLLLRR" [1, 2, 3, 4, 5, 6, 7, 8, 9, 0] "right" "LLRLLRLLRL" programmers.co.kr import java.util.ArrayList; import java.util.List; public class Solution { static Keypad[] keypad = new Keypad[10]; static int[..