View Compilation Error

0_0_13162150_73.cpp:1:1: error: 'import' does not name a type
 import java.math.BigInteger; 
 ^
0_0_13162150_73.cpp:2:1: error: 'import' does not name a type
 import java.util.Scanner; 
 ^
0_0_13162150_73.cpp:4:1: error: expected unqualified-id before 'public'
 public class Main{ 
 ^