View Compilation Error

0_0_23952746_17746.cpp:48:17: error: stray '@' in program
                 @Override
                 ^
0_0_23952746_17746.cpp:1:1: error: 'import' does not name a type
 import java.io.BufferedInputStream;
 ^
0_0_23952746_17746.cpp:2:1: error: 'import' does not name a type
 import java.util.*;
 ^
0_0_23952746_17746.cpp:4:1: error: expected unqualified-id before 'public'
 public class Main {
 ^