View Compilation Error

0_0_34146015_18638.cpp:3:16: error: expected ':' before 'static'
         public static void main(String[] args) {
                ^
0_0_34146015_18638.cpp:3:33: error: 'String' has not been declared
         public static void main(String[] args) {
                                 ^
0_0_34146015_18638.cpp:3:42: error: expected ',' or '...' before 'args'
         public static void main(String[] args) {
                                          ^
0_0_34146015_18638.cpp:13:5: error: expected ';' after class definition
     }
     ^
0_0_34146015_18638.cpp: In static member function 'static void Main::main(int*)':
0_0_34146015_18638.cpp:5:13: error: 'Scanner' was not declared in this scope
             Scanner read = new Scanner(System.in);
             ^
0_0_34146015_18638.cpp:6:19: error: 'read' was not declared in this scope
             while(read.hasNextInt()) {
                   ^
0_0_34146015_18638.cpp:9:17: error: 'System' was not declared in this scope
                 System.out.println(n+m);
                 ^
0_0_34146015_18638.cpp:11:13: error: 'read' was not declared in this scope
             read.close();
             ^