The following is the initialization of s, where the incorrect is ( ).
A. char s[5]={"abc"};
B. char s[5]={'a','b','c'};
C. char s[5]=" ";
D. char s[5]={"abcdef"};
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The running result of the following program segment is ( ).char a[7]={"abcdef"}; char b[4]={"ABC"}; strcpy(a,b); printf("%c",a[5]);
A. _
B. \0
C. e
D. f
If defined: int a[3][4]={{1,2},{0},{4,5,8,12}}; After initialization,The initial values of a[1][2],a[2][2] are______ ,______
If there is a statement,int a=4, *pt=&a; The following set of options that represent addresses are ( )
A. a , pt ,*&a
B. &*a, &a, *pt
C. *&pt, *pt, &a
D. &a, &*pt , pt
There are the following procedures: int main(void) { int m=1,n=2,*p=&m,*q=&n,*r ; r=p; p=q; q=r; printf("%d,%d,%d,%d\n",m,n,*p,*q); return 0; } The output of the program after running is ( ).
A. 1,2,1,2
B. 1,2,2,1
C. 2,1,2,1
D. 2,1,1,2