View Compilation Error

0_0_37698505_27925.cpp:1:1: error: 'package' does not name a type
 package stack;
 ^
0_0_37698505_27925.cpp:3:1: error: 'import' does not name a type
 import java.util.ArrayDeque;
 ^
0_0_37698505_27925.cpp:4:1: error: 'import' does not name a type
 import java.util.Scanner;
 ^
0_0_37698505_27925.cpp:5:1: error: 'import' does not name a type
 import java.util.Stack;
 ^
0_0_37698505_27925.cpp:7:1: error: expected unqualified-id before 'public'
 public class P1702_2 {
 ^