View Compilation Error

0_0_34156246_5830.cpp:1:2: error: 'Scanner' does not name a type
  Scanner kd = new Scanner(System.in);
  ^
0_0_34156246_5830.cpp:2:17: error: 'kd' was not declared in this scope
           int a=kd.nextInt();
                 ^
0_0_34156246_5830.cpp:3:17: error: 'kd' was not declared in this scope
           int b=kd.nextInt();
                 ^
0_0_34156246_5830.cpp:4:11: error: 'System' does not name a type
           System.out.println(a+b);
           ^