INT 1 INT 123 INT 12345
SYMBOL A123 SYMBOL A_A
COMMENT //abc
COMMENT // abc
COMMENT //  abc
COMMENT //abc def

COMMENT // abc def
COMMENT //  abc def


COMMENT /*abc*/ COMMENT /* abc */ COMMENT /* abc
 */
COMMENT /* abc def */ COMMENT /* abc def 
*/ COMMENT //  abc def


FLOAT 1.1
FLOAT 1e1
FLOAT -1.1
FLOAT -1e1
FLOAT 1e-1
FLOAT -1e-1
FLOAT 1.0e1
FLOAT -1.0e-1

HEX 0x1
HEX 0x0
HEX 0x10
HEX 0x112312
HEX 0x1ABCD0
HEX 0xA0B0C0
HEX 0xabcdef
HEX 0x1ab2cd

OCT 00
OCT 01
OCT 0123