View Compilation Error

0_0_18357746_15170.cpp:2:10: error: expected ':' before 'static'
   public static void main(String args[]){
          ^
0_0_18357746_15170.cpp:2:27: error: 'String' has not been declared
   public static void main(String args[]){
                           ^
0_0_18357746_15170.cpp:18:1: error: expected ';' after class definition
 }
 ^
0_0_18357746_15170.cpp: In static member function 'static void Main::main(int*)':
0_0_18357746_15170.cpp:3:6: error: 'Scanner' was not declared in this scope
      Scanner sc = new Scanner(System.in);
      ^
0_0_18357746_15170.cpp:4:14: error: 'sc' was not declared in this scope
      int N = sc.nextInt();
              ^
0_0_18357746_15170.cpp:12:9: error: 'System' was not declared in this scope
         System.out.println(sum);
         ^