View Compilation Error

0_0_1593249_465\Main.java:1: 需要 "class" 或 "interface"
mport java.io.BufferedReader;
^
0_0_1593249_465\Main.java:2: 需要 "class" 或 "interface"
import java.io.InputStreamReader;
^
0_0_1593249_465\Main.java:3: 需要 "class" 或 "interface"
import java.util.Arrays;
^
3 错误