麻烦详细讲解每一句代码，刚学IO

Question

public static void main(String[] args){     Scanner sc = new Scanner(new BufferedInputStream(System.in));     while(sc.hasNext()){         int m = sc.nextInt();         String str = sc.next();         for(int i=0; i<m; i++){             System.out.println(sc.nextInt());         }     } }

Answer 1

接收输入，循环输出