happy coding

import java.io.BufferedReader; import java.io.InputStreamReader; import java.io.IOException; import java.util.Stack; public class Main { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); StringBuilder sb = new StringBuilder();// 출력할 결과물 저장 Stack stack = new Stack(); int N = Integer.parseInt(br.readLine()); int st..