Multiple choice:Of the following names, the one that meets the C + + identifier rule is
Of the following names, the one that meets the C + + identifier rule is @ [C] (2)
A. 3x
B. 276
C. circle_ x
D. x@y
A.3x
B.276
C.circle_ x
D. x@y
answer:C
A. 3x
B. 276
C. circle_ x
D. x@y
A.3x
B.276
C.circle_ x
D. x@y
answer:C