View Compilation Error

0_0_14874833_595.cpp:1:1: error: 'program' does not name a type
 program hdu1000;
 ^
0_0_14874833_595.cpp:2:1: error: 'var' does not name a type
 var  a,b,c:integer;
 ^
0_0_14874833_595.cpp:3:1: error: 'begin' does not name a type
 begin
 ^
0_0_14874833_595.cpp:7:2: error: 'c' does not name a type
  c:=a+b;
  ^
0_0_14874833_595.cpp:8:9: error: expected constructor, destructor, or type conversion before '(' token
  writeln(c);
         ^
0_0_14874833_595.cpp:9:2: error: 'end' does not name a type
  end;
  ^
0_0_14874833_595.cpp:10:1: error: 'end' does not name a type
 end.
 ^