View Compilation Error

1_736_2463_3577.cpp:1:1: error: 'import' does not name a type
 import java.util.Scanner;
 ^
1_736_2463_3577.cpp:2:1: error: 'import' does not name a type
 import java.math.BigInteger;
 ^
1_736_2463_3577.cpp:3:1: error: 'import' does not name a type
 import java.math.BigDecimal;
 ^
1_736_2463_3577.cpp:12:1: error: expected unqualified-id before 'public'
 public class Main{
 ^