2754번: 학점계산https://www.acmicpc.net/problem/2754 # 코드import java.io.*;public class Main { public static void main(String[] args) throws IOException { // 빠른 입출력을 위한 BufferedReader 와 BufferedWriter BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out)); // 입력 값 String ..