View Compilation Error

0_0_22329668_8639.cpp:1:1: error: 'import' does not name a type
 import java.math.*;
 ^
0_0_22329668_8639.cpp:2:1: error: 'import' does not name a type
 import java.util.Scanner;
 ^
0_0_22329668_8639.cpp:4:1: error: expected unqualified-id before 'public'
 public class Main {//类名要用Main
 ^