문제 풀이 package greedy; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; public class Main { public static void main(String[] args) throws IOException{ //전자레인지 BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); StringBuilder sb = new StringBuilder(); int t = Integer.parseInt(br.readLine());//요리시간 int[] sec = {300, 60, 10};//A, B, C..