void auto static extern register typedef char
float double int short long unsigned struct
union enum if else while do for switch break
continue return goto case default sizeof
; { } , : = ( ) [ ] * . -> ++ -- & - ! ~
/ % + << >> < <= >= > == != ^ | && || ? +=
-= *= /= %= >>= <<= &= ^= |=
abc stat swit987 voida void+
;{,:+++++<<=<<<&&=**=
123405xyz 0123 9876L 5678l
0. .0 1.0 3e1 1.0e-3 .00034 3.14159 1e-3 2e+9
1234.567E+45
