문자열 여러 번 뒤집기 class Solution { public String solution(String my_string, int[][] queries) { String answer = ""; int len = my_string.length(); String[] my_str = my_string.split(""); String[] str = new String[len]; for(int i = 0; i < queries.length; i++) { int s = queries[i][0]; int e = queries[i][1]; for(int j = 0; j