View Compilation Error

0_0_33885877_29549\Main.java:7: 错误: 未报告的异常错误IOException; 必须对其进行捕获或声明以便抛出
        while (in.ready()) {
                       ^
0_0_33885877_29549\Main.java:8: 错误: 未报告的异常错误IOException; 必须对其进行捕获或声明以便抛出
            strs = in.readLine().split(" ");
                              ^
2 个错误