题目内容

malloc allocates a continuous space of size bytes in the dynamic memory area.

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Functions such as calloc and free are declared in the stdio. h header file

If the pointer p is defined correctly (running on VC + +), to make p point to two successive integer dynamic storage units, the incorrect statement is ( )

A. p=2*(int *)malloc(sizeof(int));
B. p=(int *)malloc(2*sizeof(int));
C. p=(int *)malloc(2*4);
D. p=(int*)calloc(2, sizeof(int));

If there is int a[3][4]; then a+1 represents the address of a[0][0] (column address)

If there is int a[3][4]; then a[0]+3 represents the address of a[0][3]