View Compilation Error

0_0_15696225_20373.cpp:1:1: error: 'import' does not name a type
 import java.io.File;
 ^
0_0_15696225_20373.cpp:2:1: error: 'import' does not name a type
 import java.io.FileInputStream;
 ^
0_0_15696225_20373.cpp:3:1: error: 'import' does not name a type
 import java.io.FileNotFoundException;
 ^
0_0_15696225_20373.cpp:4:1: error: 'import' does not name a type
 import java.io.IOException;
 ^
0_0_15696225_20373.cpp:5:1: error: 'import' does not name a type
 import java.io.PrintWriter;
 ^
0_0_15696225_20373.cpp:6:1: error: 'import' does not name a type
 import java.math.BigDecimal;
 ^
0_0_15696225_20373.cpp:7:1: error: 'import' does not name a type
 import java.math.BigInteger;
 ^
0_0_15696225_20373.cpp:8:1: error: 'import' does not name a type
 import java.util.*;
 ^
0_0_15696225_20373.cpp:9:1: error: expected unqualified-id before 'public'
 public class Main
 ^