View Compilation Error

0_0_19001429_8824.cpp:1:1: error: 'import' does not name a type
 import java.util.Scanner;
 ^
0_0_19001429_8824.cpp:2:1: error: 'import' does not name a type
 import java.util.Random;
 ^
0_0_19001429_8824.cpp:3:1: error: 'import' does not name a type
 import java.io.PrintWriter;
 ^
0_0_19001429_8824.cpp:4:1: error: 'import' does not name a type
 import java.io.FileNotFoundException;
 ^
0_0_19001429_8824.cpp:5:1: error: 'import' does not name a type
 import static java.lang.Math.*;
 ^
0_0_19001429_8824.cpp:12:1: error: expected unqualified-id before 'public'
 public class doall {
 ^