#include <stdio.h>

main()

{int a[]={1,2,3,4},y,*p=&a[3];

--p;

y=*p;

printf("y=%d\n",y);

}

程序的运行结果是（ ）。

char str[]="HelloWorld";

char *ptr;

ptr=str;

执行上面的程序段后，*(ptr+10)的值为（ ）。

#include<stdio.h>

main()

{ int a[]={1,2,3,4,5,6,7,8,7,10},*p;

p=a;

printf("%d\n",*p+8);

}

#include<stdio.h>

#include<string.h>

main()

{ char *s1="abDuj";

char *s2="ABdUG";

int t;

t=strcmp(s1,s2);

printf("%d",t);

}

#include "stdio.h"

main()

{ char *str="abcdefghijklmnopq";

while(*str++!='e');

printf("%c\n",*str);

}

#include<stdio.h>

main()

{ char a[]={'a', 'b', 'c', 'd', 'f ', 'g'},*p;

p=a;

printf("%c\n", *p+4);

}

#include<stdio.h>

void sub(int *s,int *y)

{ static int m=4;

*y=s[m];

m--;

}

void main()

{ int a[]={1,2,3,4,5},k;

int x;

printf("\n");

for(k=0;k<=4;k++)

{ sub(a,&x);

printf("%d,",x);

}

}

#include<stdio.h>

void fun (int *s,int *p)

{ static int t=3;

*p=s[t];

t--;

}

void main()

{ int a[]={2, 3, 4, 5},k;

int x;

for(k=0; k<4; k++)

{ fun (a, &x);

printf("%d, ", x);

}

}

main()

{

struct STU

{

char name[9];

char sex;

double score[2];

};

struct STU a = {"Zhao",'m',85.0,90.0}, b={"Qian",'f',95.0,92.0};

b=a;

printf("%s,%c,%2.0f,%2.0f\n", b.name, b.sex, b.score[0], b.score[1]);

}

程序运行的结果是（）。

#include "stdio.h"

main()

{

struct date

{int year,month,day;}today;

printf("%d\n",sizeof(struct date));

}

struct person

{

char name[10];

int age;

};

main()

{

struct person room[4] = {{"Zhang",19}, {"Li",20}, {"Wang",17},{"Zhao",18}};

printf("%s:%d\n",(room+2)->name, room->age);

}

程序运行后的输出结果是（）。

#include <string.h>

typedef struct

{

char name[9];

char sex;

float score[2];

} STU;

void f(STU a)

{

STU b={"zhao",'m',85.0,90.0};

int i;

strcpy(a.name, b.name);

a.sex = b.sex;

for(i=0; i<2; i++) a.score[i]=b.score[i];

}

main()

{

STU c={"Qian",'f',95.0, 92.0};

f(c);

printf("%s,%c,%2.0f,%2.0f\n", c.name, c.sex, c.score[0], c.score[1]);

}