Ключевые слова языков C, C++, C# и Java (110)

C++(15)
delete, friend, inline, mutable, template, export, typeid, typename,
and, and_eq, const_cast, dynamic_cast, reinterpet_cast, static_cast, wchar_t
C C++ (7)
signed, unsigned, union, asm, auto, register, typedef
C C++ C# (4)
enum, struct, goto, extern



C C++ Java C# (18)
double, flaot, int, long, short,
char, void,
if, else, switch, case, default, for,
while, do, break, continue, return
C C++ Java (1)
volatile



C++ C# (10)
const, false, true, bool,
virtual, operator, explicit,
sizeof, namespace, using
C++ J C# (10)
try, catch, throw,
this, new, static,
class, private, protected, public
C++ Java



C# (27)
sbyte, ushort, uint, ulong, decimal,
null, string, delegate, object,
foreach, in, checked, unchecked, as,
override, readonly, internal, implicit,
event, out, ref, params, lock,
stackalloc, unsafe, fixed, typeof
Java C# (7)
byte, finally,
abstract, interface,
instanceof = is
final = sealed,
super = base

Java (8)
boolean = bool,
import = using
extends, implements, package,
throws, synchronized, native
(true, false, null - литералы)