View Compilation Error

0_0_37934644_31169.cpp:2:12: error: expected ':' before 'static'
     public static void main(String[] args) {
            ^
0_0_37934644_31169.cpp:2:29: error: 'String' has not been declared
     public static void main(String[] args) {
                             ^
0_0_37934644_31169.cpp:2:38: error: expected ',' or '...' before 'args'
     public static void main(String[] args) {
                                      ^
0_0_37934644_31169.cpp:14:1: error: expected ';' after class definition
 }
 ^
0_0_37934644_31169.cpp: In static member function 'static void Main::main(int*)':
0_0_37934644_31169.cpp:3:9: error: 'Scanner' was not declared in this scope
         Scanner sc = new Scanner(System.in);
         ^
0_0_37934644_31169.cpp:6:17: error: 'sc' was not declared in this scope
             a = sc.nextInt();
                 ^
0_0_37934644_31169.cpp:11:13: error: 'System' was not declared in this scope
             System.out.println(a + b);
             ^