View Compilation Error

0_0_32282745_705.cpp:5:1: error: 'package' does not name a type
 package acm.hdu.tests;
 ^
0_0_32282745_705.cpp:7:1: error: 'import' does not name a type
 import java.io.BufferedInputStream;
 ^
0_0_32282745_705.cpp:8:1: error: 'import' does not name a type
 import java.util.Scanner;
 ^
0_0_32282745_705.cpp:10:1: error: expected unqualified-id before 'public'
 public class HDU_3443 {
 ^