View Compilation Error

0_0_20338959_8523.cpp:1:1: error: 'import' does not name a type
 import java.util.*;
 ^
0_0_20338959_8523.cpp:3:13: error: expected ':' before 'static'
      public static void main(String args[]){
             ^
0_0_20338959_8523.cpp:3:30: error: 'String' has not been declared
      public static void main(String args[]){
                              ^
0_0_20338959_8523.cpp:12:1: error: expected ';' after class definition
 }
 ^
0_0_20338959_8523.cpp: In static member function 'static void Main::main(int*)':
0_0_20338959_8523.cpp:4:11: error: 'Scanner' was not declared in this scope
           Scanner sc=new Scanner(System.in);
           ^
0_0_20338959_8523.cpp:5:22: error: 'sc' was not declared in this scope
                int n=sc.nextInt();
                      ^
0_0_20338959_8523.cpp:9:23: error: 'System' was not declared in this scope
                       System.out.println(a+b);
                       ^