更多"定义结构体数组: struct stu int num; "的相关试题:
[单项选择]定义结构体数组
struct stu
int num;
char name[20];
x[5]=1,"ZHAO",2,"QIAN",3,"SUN",4,"LEE",5,"ZHOU";
for(i=1;i<5;i++)
printf("%d%c",x[i].num,x[i].name[2]);
程序执行后的输出结果是( )。
A. 2A3N4E5O
B. 1H2I3U4E
C. 1A2N3E4O
D. 1A2N3E4O
[单项选择]有以下程序:
struct STU
char name[10];
int num;
int score;
;
main( )
struct STU s[5]="YangSan",20041,703,"LiSiGuo",20042,580,
"WangYin",20043,680,"SunDan",20044,550),
’Penghua",20045,537,*p[5],*t;
int i,j;
for(i=0;i<5;i++) p[i]=&s[i];
for(i=0;i<4;i++)
for(j=i+1;j<5;j++)
if(p[i]->Score>p[j]->Score)
t=p[i];p[i]=p[j];p[i]=t;
printf("%d %d/n",s[1].Score,p[1]->Score);
执行后输出结果是( )。
A. 550 550
B. 680 680
C. 580 550
D. 580 680
[填空题]设有以下结构体类型:
Struct st
char name[8];
int num;
float s[4];
student[50];
并且结构体数组student中的元素都已有值,若要将这些元素写到硬盘文件fp中。请将以下fwrite语句补充完整:
fwrite(student,______,1,fp);
[单项选择]有以下程序:
struct STU
char name[10];
int num;
;
void f1(struct STU c)
struct STU b="LiSiGuo",2042);
c=b;
void f2(struct STU *c)
struct STU b="SunDan",2044);
*c=b;
main( )
struct STU a="YangSan",2041,b="WangYin",2043);
f1(a);f2(&b);
printf("%d %d/n",a.num,b.num);
执行后输出结果是()。
A. 2041 2044
B. 2041 2043
C. 2042 2044
D. 2042 2043
[单项选择]有以下程序:
struct STU
char name[10]; int num; float TotalScore; ;
void f(struct STU *p)
struct STU s[2]="SunDan", 20044, 550, "Penghua", 20045, 537, *q=s;
++p; ++q; *p=*q;
main( )
struct STU s[3]="YangSan", 20041, 703, "LiSiGuo", 20042, 580;
f(s);
printf(" % s % d % 3.0f/n", s[1]. name, s[1]. num, s[1]. TotalScore);
程序运行后的输出结果是______。
A. SunDan 20044 580
B. Penghua 20045 537
C. LiSiGUO 20042 580
D. SunDan 20041 703
[单项选择]有以下程序
struct STU
char name[10]; int num; float TotalScore; ;
void f(struct STU *p)
struct STU s[2]="SunDan",20044,550,"Penghua",20045,537, *q=s;
++p; ++q; *p=*q;main( )
struct STU s[3]="YangSan",20041,703,"LiSiGuo",20042,580;
f(s);
printf("%s %d %3.0f/n", s[1].name, s[1].num, s[1].TotalScore);程序运行后的输出结果是________。
(A) SunDan 20044 550
(B) Penghua 20045 537
(C) LiSiGuo 20042 580
(D) SunDan 20041 703
[单项选择]有以下程序:
struct STU
char name[10];
int num;
int Score,
;
void main( )
struct STU s[5]= "YangSan",20041,703),"LiSiGuo",20042,580,
"WangYin",20043,680,"SunDan",20044,550,
"Penghua",20045,537,*p[5],*t;
int i,j;
for(i=0;i<5;i++) p[i]=&s[i];
for(i=0;i<4;i++)
for(j=i+1;j<5,j++)
if(p[i]->Score<p[j]->Score)
t=p[i];p[i]=p[j];p[j]=t;
printf("%d %d/n",s[1].Score,p[1]->Score);
执行后输出的结果是( )。
A. 550 550
B. 680 680
C. 580 550
D. 580 680
[填空题]设有以下结构体类型:
struct st
char name[8];
int num;
float s[4];
student[50];
并且结构体数组student中的元素都已有值,若要将这些元素写到硬盘文件fp中,请将以下fwrite语句补充完整:
fwrite(student, 【20】 ,1,fp);
[单项选择]有以下程序:
struct STU
char name[10];int num;float TotalScore;;
void f(struct STU*P)
struct STU s[2]="SunDan",20044,550,"Penghua",20045,537,*q=s;
++P;++q;*P=*q;
main( )
struct STU s[3]="YangSan",20041,703),"LiSiGuo",20042,580;
f(s);
printf("%s%d%3.0f/n",s[1].name,s[1].num,s[1].TotalScore);
程序运行后的输出结果是______。
A. SunDan 20044 550
B. Penghua 20045 537
C. LiSiGuo 20042 580
D. SunDan 20041 703
[单项选择]有以下程序:
struct STU
char name[10];
int num;
;
void f1(struct STU c)
structSTU b="LiSiGuo",2042;
c=b;
void f2(struct STU *c)
structSTU b="SunDan",2044;
*c=b:
main( )
struct STU a="YangS an ",2041) ,b=("WangYin",2043);
f2(&a);f1(b);
printf("%d %d/n",a.num,b.num);
执行后输出的结果是( )。
A. 2041 2044
B. 2041 2043
C. 2042 2044
D. 2044 2043
[单项选择]有以下程序:
struct STU
char name[10];int num; float TotalScore;;
void f(struct STU *p)
struct STU s[2]="SunDan",20044 ,550,"Penghua",20045 ,537,*q=s;
++p;++q;*p=*q;
main( )
struct STU s[3]="YangSan",20041,703,"LiSiGuo",20042,580;
f(s);
printf("%s %d %3.0f/n",s[1].name,s[1].num,s[1].TotalScore);
程序运行后的输出结果是
A. SunDan 20044 550
B. Penghua 20045 537
C. LiSiGuo 20042 580
D. SunDan 20041 703
[单项选择]
有以下程序
struct STU
{char name[10];
int num;
int Score;}
main( ){
struct Stu s[5]={ {"YangSan",20041,703},{"LiSiGuo",20042,580},
{"WangYin",20043,680},{"SunDan",20044,550},
{"Penghua",20045;537},*p[5],*t;
int i,j;
for(i=0;i<5;i++)p[i]=&s[i];
for(i=0;i<4;i++)
for(j=i+1;j<5;j++)
if(p[i]->Score>p[j]->Score)
{t=p[i];p[i]=p[j];p[i]=t;}
printf("%d%d/n",s[1].Score,p[1]->Score);
}
执行后输出结果是()
A. 550 550
B. 680 680
C. 580 550
D. 580 680
[单项选择]有以下程序:
struct STU
{char name[10];int num;float TotalScore;};
void f(struct STU *p)
{struct STU s[2]={{"SunDan",20044,550},{"Penghua",20045,537}},*q=s;
++p;++q; *p=*q;
}
main( )
{struct STU s[3]={{"YangSan",20041,703},{"LiSiGuo",20042,580}};
f(s);
printf("%s%d%3.0f/n",s[1].name,s[1].num,s[1].TotalScore);
}
程序运行后的输出结果是【 】。
A. SunDan 20044 550
B. Penghua 20045 537
C. LiSiGuo 20042 580
D. SunDan 20041 703