A.”stdio.h” B.”string.h” C.”math.h” D.”ctype.h”
A.正數(shù) B.負數(shù) C.0 D.不確定的數(shù)
A.inta[1][3]; B.intx[2][2]={1,2,3,4}; C.intx[2][]={1,2,4,6}; D.intm[][3]={1,2,3,4,5,6};