public static void main(String[] args) throws IOException {
int x;
InputStreamReader inputStreamReader = new InputStreamReader(System.in);
BufferedReader bufferReader = new BufferedReader(inputStreamReader);
x = bufferReader.readLine();
}
bufferReader.readLine()
返回String
。将int x
改为String x
String x;
....
your code
....
x = bufferReader.readLine();
Integer y= Integer.parseInt(x);
如果您希望从该行获取int值,则可以使用解析该值
int x= Integer.valueOf( bufferReader.readLine());