# 例题作业

#include<stdio.h>
struct student
{
int num;
char name[20];
char sex;
}stu={100,"王",'m',"dajian"};
int main()
{
} 
100,王,m,dajian
--------------------------------
Process exited after 0.5513 seconds with return value 15

#include<stdio.h>
int main()
{

struct Student
{ int num;
char name[20];
float score;
}student1,student2;
scanf("%d%s%f",&student1.num,student1.name,&student1.score) ;
scanf("%d%s%f",&student2.num,student2.name,&student2.score) ;
printf("The higher score is :\n");
if(student1.score>student2.score)
printf("%d %s %f\n",student1.num,student1.name,student1.score);
else if(student1.score<student2.score)
printf("%d %s %f\n",student2.num,student2.name,student2.score);

else
{    printf("%d %s %f\n",student1.num,student1.name,student1.score);
printf("%d %s %f\n",student2.num,student2.name,student2.score);
}

return 0;
}
11 wang 88
22 li 99
The higher score is :
22 li 99.000000

--------------------------------
Process exited after 11.22 seconds with return value 0

3

#include<string.h>
#include<stdio.h>
struct Person
{  char name[20];
int conut;

int main()
{   int i,j;
for(i=1;i<=10;i++)
for(j=0;j<3;j++)
{
}

}
printf("\nResult:\n");
for(i=0;i<3;i++)

return 0;
}
ZHANG
LI
LI
LI
LI
LI
ZHANG
ZHANG
ZHANG
LI

Result:
LI:6
ZHANG:4
SUN:0

--------------------------------
Process exited after 25.63 seconds with return value 0

4

#include<stdio.h>
#include<stdlib.h>
struct Student
{
int num;
char name[20];
float score;
};
int main()
{
struct Student stu[5]={{101,"Wang",88},{102,"wan",78},{103,"li",96},{104,"ling",73},{105,"YUn",80}};
struct Student temp;
const int n=5;
int i,j,k;
printf("the order is:\n");
for(i=0;i<n-1;i++)
{k=i;
for(j=i+1;j<n;j++)
if(stu[j].score>stu[k].score)
k=j;
temp=stu[k];stu[k]=stu[i];stu[i]=temp;
}
for(i=0;i<n;i++)
printf("%d,%s,%d",stu[i].num,stu[i].name,stu[i].score);
printf("\n");
return 0;
}
the order is:
103,li,0101,Wang,0105,YUn,0102,wan,0104,ling,0

--------------------------------
Process exited after 2.245 seconds with return value 0

5

#include<stdio.h>
#include<string.h>
struct STD
{
int num;
char name[20];
char sex[3];
int score;
}stu[3]={{10,"yu","m",98},{33,"wang","w",99},{76,"li","m",98}};
int main()
{
struct STD *p;
p=stu;
printf("学号\t姓名\t性别\t成绩\n");
for(;p<stu+3;p++)
{
printf("%d\t%s\t%s\t%d\n",p->num ,p->name ,p->sex ,p->score );
}
}
学号    姓名    性别    成绩
10      yu      m       98
33      wang    w       99
76      li      m       98

--------------------------------
Process exited after 2.905 seconds with return value 4206752

6

#include<stdio.h>
#include<string.h>
struct STD
{
int num;
char name[20];
char sex[3];
int score;
};
int main()
{
struct STD stu,*p;
p=&stu;
stu.num =4;
strcpy(stu.name ,"王大鲣");
strcpy(stu.sex ,"M");

stu.score =80;
printf("学号=%d\n姓名=%s\n性别=%s\n成绩=%d\n",p->num ,p->name ,p->sex ,p->score );

}
学号=4

--------------------------------
Process exited after 0.2319 seconds with return value 34

7

#include<stdio.h>
#define N 3
struct Student
{
int num;
char name[20];
float score[3];
float aver;
};
int main()
{
void input(struct Student stu[]);
struct Student max (struct Student stu[]);
void print(struct Student stu);
struct Student stu[N],*p = stu;
input(p);
print(max(p));
return 0;
}
void input(struct Student stu[])
{
int i;
printf("请输入各学生的信息：学号、姓名、三门课成绩：\n");
for(i = 0;i < N;i ++)
{
scanf("%d %s %f %f %f",&stu[i].num,stu[i].name,&stu[i].score[0],
&stu[i].score[1],&stu[i].score[2]);
stu[i].aver = (stu[i].score[0]+stu[i].score[1]+stu[i].score[2])/3.0;
}
}
struct Student max(struct Student stu[])
{
int i;
int m = 0;;
for(i = 0; i < N;i ++)
{
if(stu[i].aver > stu[m].aver)
{
m = i;
}
}
return stu[m];
}
void print(struct Student stud)
{
printf("\n 成绩最高的学生:\n");
printf("学号:%d\n",stud.num);
printf("姓名:%s\n",stud.name);
printf("三门课成绩:%5.1f,%5.1f,%5.1f\n",stud.score[0],stud.score[1],stud.score[2]);
printf("平均成绩:%6.2f\n",stud.aver);
}
请输入各学生的信息：学号、姓名、三门课成绩：
11 wang 98 99 99
12 li 78 98 77
22 huai 88 88 77

成绩最高的学生:

--------------------------------
Process exited after 38.59 seconds with return value 0

posted @ 2017-04-11 21:36  境界  阅读(137)  评论(0编辑  收藏  举报